Dyfyniad APA

Krugman, P. R. (1996). International economics: Theory and policy. Reading, Massachusetts: Addition-Wesley.

Dyfyniad Arddull Chicago

Krugman, Paul R. International Economics: Theory and Policy. Reading, Massachusetts: Addition-Wesley, 1996.

Dyfyniad MLA

Krugman, Paul R. International Economics: Theory and Policy. Reading, Massachusetts: Addition-Wesley, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.