APA Style
Barro, Robert J.. (1993).
Macroeconomics (Fourth edition).
New York:
John Wiley & Sons. Inc..
Chicago Style
Barro, Robert J..
Macroeconomics.
Fourth edition
New York:
John Wiley & Sons. Inc.,
1993.
Text.
MLA Style
Barro, Robert J..
Macroeconomics.
Fourth edition
New York:
John Wiley & Sons. Inc.,
1993.
Text.
Turabian Style
Barro, Robert J..
Macroeconomics.
Fourth edition
New York:
John Wiley & Sons. Inc.,
1993.
Print.