Jordan, Robert B.
Oxford University Press, 1991
Buku Teks
Kotz, John C.
Brooks/Cole Cengage Learning, 2012
Buku Teks
Miller, Audrey
Academic Press , 1992
Buku Teks
Espenson, James H.
McGraw-Hill , 1981
Buku Teks
Holland, Charles D.
Prentice-Hall, 1989
Buku Teks