Cohen, Ronald Jay, author
McGraw-Hill, 2013
Buku Teks
Groth-Marnat, Gary
John Wiley & Sons Inc., 1999
Buku Teks
Groth-Marnat, Gary
Van Nostrand Reinhold Company, 1984
Buku Teks
Groth-Marnat, Gary, author
John Wiley & Sons, 2003
Buku Teks
Roy Rodnisher, editor
Routledge, 2009
Buku Teks