Healey, Joseph F., 1945-
Statistics : a tool for social research
Wadsworth and Cengage Learning, 2012
 Buku Teks
Healey, Joseph F., 1945-
Statistics : a tool for social research
Cengage Learning, 2015
 Buku Teks
Healey, Joseph F., 1945-
The essentials of statistics a tool for social research
Cengage Learning, 2016
 Buku Teks
Babbie, Earl
The practice of social research
Wadsworth, 2010
 Buku Teks
Dunn, Dana S.
Research methods for social psychology
Wiley-Blackwell, 2009
 Buku Teks