Williams, Malcolm, 1953-, author
Routledge, 2000
Buku Teks
Orenstein, Alan
The Falmer Press, 1978
Buku Teks
Mooney, Linda A., author
Cengage Learning, 2017
Buku Teks
Mooney, Linda A., author
Wadsworth, Thomson Learning, 2000
Buku Teks
Zainuddin Maliki
Galang Press, 2001
Buku Teks