Smith, Karl J., author
Brooks/Cole, 1985
Buku Teks
Dugopolski, Mark, author
McGraw-Hill, 2000
Buku Teks
Marcus, Marvin, author
Houghton Mifflin, 1968
Buku Teks
Drooyan, Irving, author
John Wiley & Sons, 1976
Buku Teks
Leithold, Louis, author
Macmillan, 1974
Buku Teks