edited by Mario Paz
Chapman & Hall, 1994
Buku Referensi
edited by Lee, William H.K. ... [and others]
Academic Press, 2003
Buku Referensi
Day, Robert W., author
McGraw-Hill, 2002
Buku Referensi
Day, Robert W., author
McGraw-Hill, 2012
Buku Teks
Freeman, Judy, author
ALA Editions, an imprint of the American Library Association, 2015
Buku Teks