Rosenberg, Donna, author
NTC Publishing Group , 1994
Buku Teks
Graves, Robert, author
Penguin Books, 1960
Buku Teks
edited by F. Sionil Jose
Solidaridad, 1966
Buku Teks
Urton, Gary
University for Texas , 1999
Buku Teks
Moncrieff, A.R. Hope, author
Gramercy Books, 1995
Buku Referensi