Gaya APA
Allen, T Harell. (1978).
New methods in social science research .
New York:
Praeger.
Gaya Chicago
Allen, T Harell.
New methods in social science research.
New York:
Praeger,
1978.
Text.
Gaya MLA
Allen, T Harell.
New methods in social science research.
New York:
Praeger,
1978.
Text.
Gaya Turabian
Allen, T Harell.
New methods in social science research.
New York:
Praeger,
1978.
Print.