APA (7th ed.) Citation

Udell, J. G., & Laczniak, E. R. (1981). Marketing in an age of change: An introduction. Wiley.

Chicago Style (17th ed.) Citation

Udell, Jon G., and Eugene R. Laczniak. Marketing in an Age of Change: An Introduction. New York: Wiley, 1981.

MLA (9th ed.) Citation

Udell, Jon G., and Eugene R. Laczniak. Marketing in an Age of Change: An Introduction. Wiley, 1981.