Johson, David B., author
Grove Brooks/Cole, 1999
Buku Teks
Hafstrom, John E., author
Addison-Wesely, 1961
Buku Teks
Sharp, Henry, author
Prentice-Hall, 1968
Buku Teks
Hildebrand, Francis Begnaud, author
Prentice-Hall, 1968
Buku Teks
Tan, S.T. , author
PWS Publishing Company, 1994
Buku Teks