Cita APA (7a ed.)

Clark, M. C., & Caffarella, R. S. (1999). An update on adult development theory: New ways of thinking about the life course. Jossey-Bass.

Cita Chicago Style (17a ed.)

Clark, M. Carolyn, y Rosemary S. Caffarella. An Update on Adult Development Theory: New Ways of Thinking About the Life Course. San Francisco: Jossey-Bass, 1999.

Cita MLA (9a ed.)

Clark, M. Carolyn, y Rosemary S. Caffarella. An Update on Adult Development Theory: New Ways of Thinking About the Life Course. Jossey-Bass, 1999.