Cita APA (7a ed.)

Enders, W., & Lapan, H. E. (1987). International economics: Theory and policy. Prentice hall.

Cita Chicago Style (17a ed.)

Enders, Walters, y Harvey E. Lapan. International Economics: Theory and Policy. New York [etc.]: Prentice hall, 1987.

Cita MLA (9a ed.)

Enders, Walters, y Harvey E. Lapan. International Economics: Theory and Policy. Prentice hall, 1987.