Santrock, John W., author
McGraw-Hill, 1998
Buku Teks
Santrock, John W., author
McGraw-Hill, 2007
Buku Teks
Bossard, James H.S., author
Harper & Brothers, 1953
Buku Teks
Nadelman, Lorraine, author
Lawrence Erlbaum, 2004
Buku Teks
Keenan, Thomas, author
Sage Publications, 2004
Buku Teks