Gaya APA
BAUMOL, WILLIAM J.. (2003).
ECONOMICS PRINCIPLES AND POLICY NINTH EDITION (EDISI KESEMBILAN).
OHIO:
THOMSON.
Gaya Chicago
BAUMOL, WILLIAM J..
ECONOMICS PRINCIPLES AND POLICY NINTH EDITION.
EDISI KESEMBILAN
OHIO:
THOMSON,
2003.
Text.
Gaya MLA
BAUMOL, WILLIAM J..
ECONOMICS PRINCIPLES AND POLICY NINTH EDITION.
EDISI KESEMBILAN
OHIO:
THOMSON,
2003.
Text.
Gaya Turabian
BAUMOL, WILLIAM J..
ECONOMICS PRINCIPLES AND POLICY NINTH EDITION.
EDISI KESEMBILAN
OHIO:
THOMSON,
2003.
Print.