Kalat, James W., author
Langara College, 2016
Buku Teks
Freberg, Laura, author
Cengage, 2019
Buku Teks
edited by Robin A. Murphy and Robert C. Honey
Wiley-Blackwell, 2016
Buku Teks
Barker, Lewis M., author
Prentice-Hall, 2001
Buku Teks
Pinel, John P. J., author
Allyn and Bacon, 2003
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