Adler, Frederick R., author
Thomson, Brooks/Cole, 2005
Buku Teks
Barnett, Raymond A., author
Dellen Publishing, 1981
Buku Teks
Varberg, Dale E., author
Prentice-Hall, 1991
Buku Teks
by Laurence D. Hoffmann [and others]
McGraw-Hill, 2013
Buku Teks
Gelbaum, Bernard R., author
W.B. Saunders, 1969
Buku Teks