Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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