Santrock, John W., author
Mc-Graw-Hill, 2002
Buku Teks
Santrock, John W., author
McGraw-Hill, 2012
Buku Teks
Santrock, John W., author
McGrawHill International, 2014
Buku Teks
Feldman, Robert S., author
Pearson Education, 2014
Buku Teks
Santrock, John W., author
McGraw-Hill, 2016
Buku Teks