edited by Bill Katz
The Haworth Press , 1993
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Library Association, 1989
Buku Referensi
Patrick, Gay D., author
Neal-Schuman, 1992
Buku Referensi
Katz, William A., 1924-, author
Holt, Rinehart and Winston, 1979
Buku Teks
Prytherch, Ray, compiler
Gower, 2000
Buku Referensi