The University of Winconsin Press, 1977
Buku Teks
Ballard, Dana H., author
Prentice-Hall, 1982
Buku Teks
Wechsler, Harry, author
Academic Press, 1990
Buku Teks
edited by Jorge Glusberg
Academy Editions, 1982
Buku Teks
by Ernesto Buonaiuti ... [and others]
Princeton University Press, 1970
Buku Teks