Weishar, Peter
McGraw-Hill, 1998
Buku Teks
Grossberg, George T.
Jones and Bartletts, 2011
Buku Teks
Puckett, Jason, 1969-
Association of College and Research Libraries, a division of the American Library Association, 2015
Buku Teks
Facet Publishing, 2004
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Boston, Jonathan
Emerald, 2017
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