Gaya APA
Sharp, Ansel M, et all. (2000).
Economics of sosial issues .
New York:
Mc graw hill.
Gaya Chicago
Sharp, Ansel M, et all.
Economics of sosial issues.
New York:
Mc graw hill,
2000.
Text.
Gaya MLA
Sharp, Ansel M, et all.
Economics of sosial issues.
New York:
Mc graw hill,
2000.
Text.
Gaya Turabian
Sharp, Ansel M, et all.
Economics of sosial issues.
New York:
Mc graw hill,
2000.
Print.