Gaya APA
SHARP, Ansel M.. (1988).
Economics of social issues (ke-8).
United States of America:
United States of America.
Gaya Chicago
SHARP, Ansel M..
Economics of social issues.
ke-8
United States of America:
United States of America,
1988.
Text.
Gaya MLA
SHARP, Ansel M..
Economics of social issues.
ke-8
United States of America:
United States of America,
1988.
Text.
Gaya Turabian
SHARP, Ansel M..
Economics of social issues.
ke-8
United States of America:
United States of America,
1988.
Print.