Steinberg, David J. (David Joel)
Hraf Press, 1059
Buku Teks
Barnett, Clifford R.
Hraf Press, 1958
Buku Teks
by The Staff and Associates of the Human Relations Area Files; editors, Frank M. LeBar and Adrienne Suddard
Hraf Press, 1960
Buku Teks SO
Harris, George L.
HRAF Press, 1958
Buku Teks
Kolevzon, Edward R.
Allyn and Bacon, 1959
Buku Teks