Gaya APA
Parkin, Michael. (2010).
ECONOMICS
Ninth Edition .
:
Pearson.
Gaya Chicago
Parkin, Michael.
ECONOMICS
Ninth Edition.
:
Pearson,
2010.
Text.
Gaya MLA
Parkin, Michael.
ECONOMICS
Ninth Edition.
:
Pearson,
2010.
Text.
Gaya Turabian
Parkin, Michael.
ECONOMICS
Ninth Edition.
:
Pearson,
2010.
Print.