Mahoney, E.R., author
McGraw-Hill, 1983
Buku Teks
Hillman, Jennifer, author
[Springer, ], 2012
eBooks
Rathus, Spencer A., author
pearson , 2014
Buku Teks
Hyde, Janet Shibley, author
McGraw-Hill, 1983
Buku Teks
by Robert C. Kolodny [and others]
Little, Brown , 1999
Buku Teks