Answered By: Gretchen Scronce
Last Updated: Dec 05, 2018     Views: 212

Tertiary sources provide overviews of topics by synthesizing information gathered from other resources. Tertiary resources often provide data in a convenient form or provide information with context by which to interpret it. Encyclopedias are often tertiary sources.

Examples include:
Almanacs
Bibliographies (also considered secondary)
Chronologies
Dictionaries and Encyclopedias (also considered secondary)
Directories
Fact books
Guidebooks
Indexes, abstracts, bibliographies used to locate primary and secondary sources
Manuals
Textbooks (also considered secondary)

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