Santrock, John W., author
McGraw-Hill, 2012
Buku Teks
Gage, N. L.
Houghton Miffiln, 1988
Buku Teks
Davitz, Joel R.
McGraw-Hill, 1970
Buku Teks
Santrock, John W.
McGraw-Hill, 2006
Multimedia
O`Donnell, Angela M., author
John Wiley & Sons, 2012
Buku Teks