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