Goode, William J.
McGraw-Hill, 1952
Buku Teks SO
Lee, Raymond M.
Open University Press, 2000
Buku Teks SO
Reinharz, Shulamit
Oxford University Press, 1992
Buku Teks SO
Elliot Aronson...[et al.]
McGraw-Hill , 1990
Buku Teks SO
edited, Bridget Somekh, Cathy Lewin
Sage Publications , 2005
Buku Teks SO