Cita APA (7a ed.)

Brownstone, D. M., & Carruth, G. (1979). Where to find business information: A world wide guide for every one who needs the answers to business questions. Wiley.

Cita Chicago Style (17a ed.)

Brownstone, David M., y Gordon Carruth. Where to Find Business Information: A World Wide Guide for Every One Who Needs the Answers to Business Questions. New York: Wiley, 1979.

Cita MLA (8a ed.)

Brownstone, David M., y Gordon Carruth. Where to Find Business Information: A World Wide Guide for Every One Who Needs the Answers to Business Questions. Wiley, 1979.