Palasri, Sirin
University of Oregon Books, 1999
Buku Teks
Cook, Chris
Routledge, 2005
Buku Teks
edited by Catherine Spooner, Emma McEvoy
Routledge, 2007
Buku Teks
LaQuey, Tracy
Addison-Wesley, 1995
Buku Teks
edited by Ian Gregory, Don DeBats and Don Lafreniere
Routledge, 2018
Buku Teks