Maki, Daniel P., author
McGraw-Hill, 1983
Buku Teks
Smith, Karl J., author
Brooks/Cole, 1992
Buku Teks
Smith, Karl J., author
Brooks/Cole, 1985
Buku Teks
Johson, David B., author
Grove Brooks/Cole, 1999
Buku Teks
Goldstein, Larry Joel, author
Prentice-Hall, c1984.
Buku Teks