APA (7th ed.) Citation

Ferber, R., & Verdoorn, P. J. (1962). Research methods in economics & business / Robert Ferber, P.J. Verdoorn. Macmillan.

Chicago Style (17th ed.) Citation

Ferber, Robert, and Petrus Johannes Verdoorn. Research Methods in Economics & Business / Robert Ferber, P.J. Verdoorn. New York: Macmillan, 1962.

MLA (9th ed.) Citation

Ferber, Robert, and Petrus Johannes Verdoorn. Research Methods in Economics & Business / Robert Ferber, P.J. Verdoorn. Macmillan, 1962.

Warning: These citations may not always be 100% accurate.