Andrews, Donald H., author
McGraw-HIll, 1974
Buku Teks
Tro, Nivaldo J., author
Thomson, Brooks/Cole, 2007
Buku Teks
Pine, Gerald J.
Love Publishing Company, 1977
Buku Teks
Kotz, John C., author
Thomson, Brooks/Cole, 2006
Buku Teks
Paradis, Jeffrey, author
McGraw-Hill, Higher Education, 2006
Buku Teks