Gaya APA
Spector, P, E. (2006).
Industrial and Organizational Psychology: Research and Practice (4th Ed.).
Mercu buana:
John Wiley and Sons.
Gaya MLA
Spector, Paul, E..
"Industrial and Organizational Psychology: Research and Practice".
4th Ed.
Mercu buana:
John Wiley and Sons,
2006.
Hibah Buku Dra. Anita Lestari,.