Gaya APA
Gravelle, Hugh, Rees, Ray S.. (1981).
Microeconomics .
New York:
Longman.
Gaya Chicago
Gravelle, Hugh, Rees, Ray S..
Microeconomics.
New York:
Longman,
1981.
Text.
Gaya MLA
Gravelle, Hugh, Rees, Ray S..
Microeconomics.
New York:
Longman,
1981.
Text.
Gaya Turabian
Gravelle, Hugh, Rees, Ray S..
Microeconomics.
New York:
Longman,
1981.
Print.