Mahoney, Michael J., author
Ballinger, 1974
Buku Teks
Mehrabian, Albert, author
Human Science Press, 1978
Buku Teks
Kazdin, Alan E., author
Dorsey Press, 1980
Buku Teks
Martin, Gary, author
Prentice-Hall, 1988
Buku Teks
Martin, Garry, 1941-, author
Prentice-Hall, 2003
Buku Teks