Gaya APA
K., S, A., Kolker, A. (1987).
THE SOCIAL BASES OF POLITICS .
Belmont, California:
Wadsworth Publishing Company.
Gaya MLA
K., Sherman, Arnold., Kolker, Aliza.
"THE SOCIAL BASES OF POLITICS".
Belmont, California:
Wadsworth Publishing Company,
1987.
Textbook.