Powell, R. R. (1999). Basic research methods for librarians. Ablex Publishing Corporation.
Čikaški stil citiranja (17. izdanje)Powell, Ronald R. Basic Research Methods for Librarians. Ablex Publishing Corporation, 1999.
MLA način citiranja (8. izdanje)Powell, Ronald R. Basic Research Methods for Librarians. Ablex Publishing Corporation, 1999.
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