APA Style
Obstfeld, Maurice, Krugman, Paul R. (2009).
International Economics (8).
United States of America:
Pearson Addison Wesley.
Chicago Style
Obstfeld, Maurice, Krugman, Paul R.
International Economics.
8
United States of America:
Pearson Addison Wesley,
2009.
Text.
MLA Style
Obstfeld, Maurice, Krugman, Paul R.
International Economics.
8
United States of America:
Pearson Addison Wesley,
2009.
Text.
Turabian Style
Obstfeld, Maurice, Krugman, Paul R.
International Economics.
8
United States of America:
Pearson Addison Wesley,
2009.
Print.