Schneider, Jo Anne
Columbia University Press, 2006
Buku Teks
Sampson, Edward G.
John Wiley & Sons, 1976
Buku Teks
Merton, Robert K.
Harcourt Brace Jovanovich, 1976
Buku Teks
edited by Lawrence S. Wringtsman
Wadsworth, 1968
Buku Teks
Moore, Wilbert E. (Wilbert Ellis)
Prentice-Hall, 1967
Buku Teks