Santrock, John W., author
Erlangga, 2007
Buku Teks SO
Santrock, John W., author
Erlangga, 2007
Buku Teks SO
Santrock, John W., author
Erlangga, 2003
Buku Teks SO
Santrock, John W., author
McGraw-Hil , 2005
Buku Teks
Fleming, C.M., author
Routledge and Kegan Paul, 1955
Buku Teks