Eysenck, Michael W., author
Psychology : a student's handbook
Psychology Press, 2000
 Buku Referensi
McCormick, Ernest J. (Ernest James), author
Instructor's manual with tests industrial and organizational psychology
Prentice-Hall, 1985
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Carlson, Neil R., author
Psychology : the science of behavior
Allyn and Bacon, [date of publication not identified]
 Buku Teks
Carlson, Neil R., author
Psychology : the science of behavior
[publisher not identified], 1997
 Buku Teks
Santrock, John W., author
Psychology : the science of mind and behavior
W.C. Brown Publisher, 1991
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