Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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