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Psychology Press, 1999
Buku Teks
Wolman, Benjamin B., editor
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Buku Teks
Miller, Patricia H.
Worth Publishers, 2011
Buku Teks
Liebert, Robert M., 1942-, author
Prentice-Hall, 1986
Buku Teks
Patrick Leman, Andy Bremner, Ross D Parke, Mary Guavain
McGraw-Hill, 2012
Buku Teks