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  2. Tertiary source - Wikipedia

    en.wikipedia.org/wiki/Tertiary_source

    A tertiary source is an index or textual consolidation of already published primary and secondary sources [1] that does not provide additional interpretations or analysis of the sources. [2] [3] Some tertiary sources can be used as an aid to find key (seminal) sources, key terms, general common knowledge [4] and established mainstream science ...

  3. Wikipedia : Primary Secondary and Tertiary Sources

    en.wikipedia.org/wiki/Wikipedia:Primary...

    According to Wikipedia's verifiability policy, any material that is challenged or likely to be challenged must be accompanied by a reliable source.In general, the most reliable sources are (a) peer-reviewed journals and books published in university presses, followed by (b) university-level textbooks; then by (c) magazines, journals, and books published by respected publishing houses; then by ...

  4. Wikipedia:Wikipedia is a tertiary source - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Wikipedia_is_a...

    Wikipedia is a tertiary source Wikipedia summarizes descriptions, interpretations and analyses that are found in secondary sources, or bases such summaries on tertiary sources. Wikipedia illustrates such summaries and descriptions with material that is as close as possible to the primary source(s) on the described topic.

  5. Wikipedia : Identifying and using tertiary sources

    en.wikipedia.org/wiki/Wikipedia:Identifying_and...

    The medium is not the message; source evaluation is an evaluation of content, not publication format. Sometimes high-quality, generally tertiary individual sources are also primary or secondary sources for some material. Two examples are etymological research that is the original work of a dictionary's staff (primary); and analytical not just regurgitative material in a topical encycl

  6. Wikipedia:No original research - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:No_original_research

    Wikipedia is considered to be a tertiary source. [i] Many introductory undergraduate-level textbooks are regarded as tertiary sources because they sum up multiple secondary sources. Policy: Reliable tertiary sources can help provide broad summaries of topics that involve many primary and secondary sources and may help evaluate due weight ...

  7. Wikipedia : Identifying and using primary sources

    en.wikipedia.org/wiki/Wikipedia:Identifying_and...

    Among genealogists, a primary source comes from a direct witness, a secondary source comes from second-hand information or hearsay told to others by witnesses, and tertiary sources can represent either a further link in the chain or an analysis, summary, or distillation of primary and/or secondary sources. In this system, an elderly woman's ...

  8. Wikipedia:Reliable sources - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Reliable_sources

    Reputable tertiary sources, such as introductory-level university textbooks, almanacs, and encyclopedias, may be cited. However, although Wikipedia articles are tertiary sources, Wikipedia employs no systematic mechanism for fact-checking or accuracy.

  9. Wikipedia:Evaluating sources - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Evaluating_sources

    Sources of information are commonly categorized as primary, secondary, or tertiary sources.In brief, a primary source is one close to the event with firsthand knowledge (for example, an eyewitness); a secondary source is at least one step removed (for example, a book about an event written by someone not involved in it); and a tertiary source is an encyclopaedia or textbook that provides a ...