Barnes, A. James, author
Richard D. Irwin , 1978
Buku Teks
Eisenberg, Melvin A., author
Little, Brown, 1976
Buku Teks
edited by Monrad G. Paulsen
Columbia University Press, 1959
Buku Teks
Farnsworth, E. Allan, author
Oceana Publication, 1983
Buku Teks
Twomey, David P., author
Thomson Learning, 2002
Buku Teks