Kauper, Paul G.
Little, Brown, 1971
Buku Teks
Barrett, Edward L.
Foundation Press, 1977
Buku Teks
Kauper, Paul G.
Little, Brown, 1966
Buku Teks
Gunther, Gerald
Foundation Press, 1970
Buku Teks
by Paul A. Freund [and others]
Little, Brown, 1966
Buku Teks