APA (7th ed.) Citation

Mehrens, W. A., & Lehmann, I. J. (1979). Educational research: Readings in focus. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Mehrens, William A., and Irwin J. Lehmann. Educational Research: Readings in Focus. New York: Holt, Rinehart and Winston, 1979.

MLA (9th ed.) Citation

Mehrens, William A., and Irwin J. Lehmann. Educational Research: Readings in Focus. Holt, Rinehart and Winston, 1979.