APA (7th ed.) Citation

Merriam, S. B., & Caffarella, R. S. (1999). Learning in adulthood: A comprehensive guide (2nd ed.). Jossey-Bass Publishers.

Chicago Style (17th ed.) Citation

Merriam, Sharan B., and Rosemary S. Caffarella. Learning in Adulthood: A Comprehensive Guide. 2nd ed. San Francisco: Jossey-Bass Publishers, 1999.

MLA (9th ed.) Citation

Merriam, Sharan B., and Rosemary S. Caffarella. Learning in Adulthood: A Comprehensive Guide. 2nd ed. Jossey-Bass Publishers, 1999.