Andersen, Elaine, author
DocMatrix, 1999
Buku Teks
Berman, Pearls S, author
Lawrence erlbaum assossiates, 2005
Buku Teks
Book, Stephen A., author
McGraw-Hill, 1977
Buku Teks
Shera, Jesse H., author
Libraries Unlimited, 1976
Buku Teks
edited by Dawn Lowe–Wincentsen
Chandos, 2015
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