Gaya APA
Romer, David. (2012).
Advanced macroeconomics 4th ed .
New York:
McGraw Hill.
Gaya Chicago
Romer, David.
Advanced macroeconomics 4th ed.
New York:
McGraw Hill,
2012.
Text.
Gaya MLA
Romer, David.
Advanced macroeconomics 4th ed.
New York:
McGraw Hill,
2012.
Text.
Gaya Turabian
Romer, David.
Advanced macroeconomics 4th ed.
New York:
McGraw Hill,
2012.
Print.