Wenar, Charles, 1922-
McGraw-Hill , 1994
Buku Teks
Kerig, Patricia K.
McGraw-Hill, 2012
Buku Teks
edited by Michael Lewis and Suzanne M. Miller
Plenum Press, 1990
Buku Referensi
Phares, Vicky
John Wiley & Sons, 2008
Buku Teks
Weis, Robert
Sage, 2008
Buku Teks