Muchinsky, Paul M., author
Wadsworth, 2000
Buku Teks
Bass, Bernard M., editor
Allyn and Bacon, 1973
Buku Teks
Greenberg, Jerald, author
Prentice-Hall, 1995
Buku Teks
Furnham, Adrian, author
Psychology Press, 2005
Buku Teks
Wood, Julia T., 1950-, author
Wadsworth and Cengage Learning, 2013
Buku Teks