edited by John P. Robinson, Phillip R. Shaver, Lawrence S. Wrightsman
Academic Press, 1991
Buku Teks
edited by Gregory J. Boyle, Donald H. Saklofske, Gerald Matthews
Academic Press, 2015
eBooks
Hill, Craig A., author
Sage Publications, 2008
Buku Teks
Ajzen, Icek, author
Open University Press, 2005
Buku Teks
Leary, Mark R., author
Sage Publications, 1983
Buku Teks