For information about research methods or methodologies, search for words that describe the approach or technique.
Participant observ* (...ation; ...er)
To retrieve works about the method vs. examples or cases, try combining with key words or phrases such as:
("research methods" OR inquiry OR methodolog*)
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Discipline = Education
Genre = Dictionary ; Encyclopedia ; Handbooks, manuals, etc.
Click here for sample search results in LibrarySearch for methods and methodologies.