Stephen, Peter
Library Association Publishing, 1997
Buku Teks
Stephen, Peter, author
Library Associaion Publishing, 1996
Buku Teks
McClave, James T., author
Dellen Publishing, 1979
Buku Teks
Hays, William L., author
Harcourt Brace Colege, 1994
Buku Teks
McClave, James T., author
Dellen Publishing, 1985
Buku Teks