Gaya APA
Obstfeld, Maurice, Krugman, Paul R. (2003).
International economic : theory and policy 6th ed (6th).
Boston:
Addison-Wesley.
Gaya Chicago
Obstfeld, Maurice, Krugman, Paul R.
International economic : theory and policy 6th ed.
6th
Boston:
Addison-Wesley,
2003.
Text.
Gaya MLA
Obstfeld, Maurice, Krugman, Paul R.
International economic : theory and policy 6th ed.
6th
Boston:
Addison-Wesley,
2003.
Text.
Gaya Turabian
Obstfeld, Maurice, Krugman, Paul R.
International economic : theory and policy 6th ed.
6th
Boston:
Addison-Wesley,
2003.
Print.