Conrat, Heinz Fraenkel
Academic Press, 1962
Buku Teks
Cooper, J.I.
Chapman and Hall, 1984
Buku Teks
Mader, Sylvia S.
McGraw-HIll, 1996
Buku Teks
by Robert J. Brooker ... [and others]
McGraw-Hill, 2008
Buku Teks
Raven, Peter H.
WCB, McGraw-Hill, 1996
Buku Teks