Rathus, Spencer A.
Wadsworth and Cengage Learning, 2012
Buku Teks SO
Huffman, Karen
John Wiley & Sons, 1997
Buku Teks SO
Passer, Michael W.
McGraw-Hill, 2007
Buku Teks SO
Santrock, John W.
McGraw-Hill, 2005
Buku Teks SO
Comer, Ronald
John Wiley & sons Inc , 2013
Buku Teks