Doxsee, Kenneth M., author
Thomson, Brooks/Cole, 2004
Buku Teks
McMurry, John, author
Brooks/Cole, 2007
Buku Teks
Owen, Terence C.
Marcel Dekker, 1969
Buku Teks
Lehman, John W., author
Upper Saddle River, 2008
Buku Teks
Bailey, Philip S., author
Allyn and Bacon, 1978
Buku Teks