Jones, Kenneth G.
John Wiley & Sons, 1977
Buku Teks
Berrill, N. J.
McGraw-Hill, 1971
Buku Teks
Bailey, Paul C.
International Textbook Company, 1969
Buku Teks
Muzos, Steven J.
Harper Collins College, 1992
Buku Teks
Mader, Sylvia S., author
McGraw-Hill , 1998
Buku Teks