Libes, Sol, author
Hayden Book, 1975
Buku Teks
Dahl, Mark, author
Chandos Publishing, 2006
Buku Teks
Abdul Rahman Saleh, author
Sagung Seto, 2010
Buku Teks
Gardiner, Eileen, author
Cambridge University Press, 2015
Buku Teks
Gardiner, Eileen, author
Cambridge University Press, 2015
Buku Teks