Brennan, James F., author
RajaGrafindo Persada, 2006
Buku Teks
Richards, Graham, author
Routledge, 1997
Buku Teks
Leahey, Thomas Hardy, author
Prentice-Hall, 1997
Buku Teks
Santrock, John W.
McGraw-Hill, 2003
Multimedia
Burton, Lorelle, author
John Wiley & Sons Australia, 2009
Buku Teks