edited by Linda Dorrington
Taylor Graham , 1987
Buku Teks
Palmer, Roger C.
Libraries Unlimited, 1987
Buku Referensi
Walker, Geraldene, author
Libraries Unlimited, 1993
Buku Teks
Walker, Geraldene, author
Libraries Unlimited, 1993
Buku Teks
Goldmann, Nahum, author
McGraw-Hill, 1992
Buku Teks