Dyfyniad APA

KRUGMAN, P. R., & OBSTFELD, M. (1987). International economics: Theory and policy. Scott.

Dyfyniad Arddull Chicago

KRUGMAN, Paul R., and Maurice OBSTFELD. International Economics: Theory and Policy. Glenview: Scott, 1987.

Dyfyniad MLA

KRUGMAN, Paul R., and Maurice OBSTFELD. International Economics: Theory and Policy. Scott, 1987.

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