Graziano, Anthony M.
Pearson Education, 2014
Buku Teks SO
Elliot Aronson...[et al.]
McGraw-Hill , 1990
Buku Teks SO
Bank, Marcus
Sage Publications, 2001
Buku Teks
edited, Bridget Somekh, Cathy Lewin
Sage Publications , 2005
Buku Teks SO
Dunn, Dana S.
Wiley-Blackwell, 2009
Buku Teks SO