Devine, Donald F.
John Wiley & Sons, 1977
Buku Teks
Calter, Paul A.
John Wiley & Sons, 2007
Buku Teks
Calter, Paul A.
Prentice-Hall, 1990
Buku Teks
Cox, Arthur F.
Harcourt Brace Javanovich, 1978
Buku Teks
by Merrill E. Shanks [and others]
Addison-Wesley, 1965
Buku Teks