Rosenwasser, David
Harcourt Brace & Company, 1997
Buku Teks
Dick, Jill
A and C Black, 1994
Buku Teks
Berner, R. Thomas
Allyn and Bacon, 1992
Buku Teks
edited by Jean M. Fredette
Writer`s Digest Books, 1988
Buku Teks
Rich, Carole
Wadsworth and Cengage Learning, 2010
Buku Teks