Matlin, Margareth W., author
Harcourt Brace College Publisher, 1999
Buku Teks
Matlin, Margaret W., author
Harcourt Brace College Publisher, 1999
Buku Teks
Hebb, Donald Olding
W.B. Saunders Company, 1961
Buku Teks
Santrock, John W.
McGraw-Hill, 2003
Multimedia
Baron, Robert A., author
Simon & Schuster, 1992
Buku Teks