Hogan, Rosemarie Mihelich
Appleton-Century Crofts, 1980
Buku Teks
edited by Susan J. Bunting
McGraw-Hill, 2003
Buku Teks
Rathus, Spencer A.
Allyn and Bacon, 1993
Buku Teks
Washington DC American Anthropological Association [c. 1973]
Buku Teks
Mahoney, E.R.
McGraw-Hill, 1983
Buku Teks