Wheeler, Ruric E., author
John Wiley & Sons, 1996
Buku Teks
Horner, Donald H., author
Rinehart, 1973
Buku Teks
White, Paul A., author
Dickenson, 1970
Buku Teks
Tan, S.T. , author
PWS Publishing Company, 1994
Buku Teks
Alexander, Daniel C., author
Brooks/Cole Cengage Learning, 2011
Buku Teks