Gaya APA
Case, Karl E., Fair, Ray C.. (2002).
Principles of economics, 6th ed. (ed.6).
New York:
Prentice Hall.
Gaya Chicago
Case, Karl E., Fair, Ray C..
Principles of economics, 6th ed..
ed.6
New York:
Prentice Hall,
2002.
Text.
Gaya MLA
Case, Karl E., Fair, Ray C..
Principles of economics, 6th ed..
ed.6
New York:
Prentice Hall,
2002.
Text.
Gaya Turabian
Case, Karl E., Fair, Ray C..
Principles of economics, 6th ed..
ed.6
New York:
Prentice Hall,
2002.
Print.