Cita APA (7a ed.)

Yarbrough, B. V., & Yarbrough, R. M. (1997). Instructor's manual and test bank to acompany The world economy: Trade and finance (4th ed.). Dryden.

Cita Chicago Style (17a ed.)

Yarbrough, Beth V., y Robert M. Yarbrough. Instructor's Manual and Test Bank to Acompany The World Economy: Trade and Finance. 4th ed. Fort Worth [etc.]: Dryden, 1997.

Cita MLA (9a ed.)

Yarbrough, Beth V., y Robert M. Yarbrough. Instructor's Manual and Test Bank to Acompany The World Economy: Trade and Finance. 4th ed. Dryden, 1997.