APA Style
Krugman, Paul R, Obstfeld, Maurice. (2009).
International Economics : Theory and Policy 8th Edition (8).
Boston:
Pearson Education Inc..
Chicago Style
Krugman, Paul R, Obstfeld, Maurice.
International Economics : Theory and Policy 8th Edition.
8
Boston:
Pearson Education Inc.,
2009.
Text.
MLA Style
Krugman, Paul R, Obstfeld, Maurice.
International Economics : Theory and Policy 8th Edition.
8
Boston:
Pearson Education Inc.,
2009.
Text.
Turabian Style
Krugman, Paul R, Obstfeld, Maurice.
International Economics : Theory and Policy 8th Edition.
8
Boston:
Pearson Education Inc.,
2009.
Print.