Krimerman, Leonard I., author
Appleton-Century-Crofts, 1969
Buku Teks
edited by George Mckenzie, Jackie Powell, Robin Usher
The Falmer Press, 1997
Buku Teks
Moore, Wilbert E. (Wilbert Ellis), author
Prentice-Hall, 1963
Buku Teks
edited by Robert A. Nisbet
Blackwell, 1972
Buku Teks
edited with an introduction by Robert A. Nisbet
Harper Torchbooks, 1972
Buku Teks