prepared by Michael Gorman
[American Library Association, ], 2004
eBooks
Gorman, Michael
American Library Association, 1989
Buku Referensi
Powell, Derek
Harlow Longman, 1994
Buku Teks
Powell, Derek
Longman, 1992
Buku Teks
Keates, J. S.
John Wiley & Sons, 1973
Buku Teks