Penggayaan APA

Obstfeld, Paul R. Krugman, Marc J. Melitz. (2012). International Economics: Theory & Policy (9). Essex: Pearson.

Chicago Style

Obstfeld, Paul R. Krugman, Marc J. Melitz. International Economics: Theory & Policy. 9 Essex: Pearson, 2012. Text.

MLA Style

Obstfeld, Paul R. Krugman, Marc J. Melitz. International Economics: Theory & Policy. 9 Essex: Pearson, 2012. Text.

Turabian Style

Obstfeld, Paul R. Krugman, Marc J. Melitz. International Economics: Theory & Policy. 9 Essex: Pearson, 2012. Print.