APA (7th ed.) Citation

Worcester, R. M., & Downham, J. (1978). Consumer market research handbook (2d ed.). Van Nostrand Reinhold.

Chicago Style (17th ed.) Citation

Worcester, Robert M., and John Downham. Consumer Market Research Handbook. 2d ed. New York: Van Nostrand Reinhold, 1978.

MLA (9th ed.) Citation

Worcester, Robert M., and John Downham. Consumer Market Research Handbook. 2d ed. Van Nostrand Reinhold, 1978.