APA (7th ed.) Citation

VERDUIN, J. R., Miller, H. G., & Greer, C. E. (1977). Adults teaching adults: Principles and strategies. Learning Concepts.

Chicago Style (17th ed.) Citation

VERDUIN, John R., Harry G. Miller, and Charles E. Greer. Adults Teaching Adults: Principles and Strategies. Texas: Learning Concepts, 1977.

MLA (8th ed.) Citation

VERDUIN, John R., et al. Adults Teaching Adults: Principles and Strategies. Learning Concepts, 1977.