Cita APA

Krugman, P. R. 1., & Obstfeld, M. (1994). International economics: Theory and policy (3rd. ed.). New York: HarperCollins.

Citación estilo Chicago

Krugman, Paul R. 1953-, and Maurice Obstfeld. International Economics: Theory and Policy. 3rd. ed. New York: HarperCollins, 1994.

Cita MLA

Krugman, Paul R. 1953-, and Maurice Obstfeld. International Economics: Theory and Policy. 3rd. ed. New York: HarperCollins, 1994.