Smith, Karl J., author
Brooks/Cole, 1973
Buku Teks
Solomon, R.C., author
DP Publications, 1992
Buku Teks
White, Paul A., author
Dickenson, 1970
Buku Teks
Johson, David B., author
Grove Brooks/Cole, 1999
Buku Teks
Hafstrom, John E., author
Addison-Wesely, 1961
Buku Teks