Gaya APA
Human Responses to Social Problems. (1981).
Illinois:
The Dorsey Press.
Gaya Chicago
Human Responses to Social Problems.
Cet. 1.
Illinois:
The Dorsey Press,
1981.
Text.
Gaya MLA
Human Responses to Social Problems.
Cet. 1.
Illinois:
The Dorsey Press,
1981.
Text.
Gaya Turabian
Human Responses to Social Problems.
Illinois:
The Dorsey Press,
1981.
Print.