Kahane, Adam, author
Berrett-Koehler Publishers, 2012
Buku Teks
Prytherch, Ray, compiler
Gower, 1987
Buku Referensi
American Library Association, 1981
Buku Teks
Prytherch, Ray, compiler
Gower, 2000
Buku Referensi
compiled by Ray Prytherch
Gower, 1990
Buku Referensi