Merriam, S. B., Caffarella, R. S., & Baumgartner, L. (2007). Learning in adulthood: A comprehensive guide (Third edition.). Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Merriam, Sharan B., Rosemary S. Caffarella, agus Lisa Baumgartner. Learning in Adulthood: A Comprehensive Guide. Third edition. San Francisco: Jossey-Bass, 2007.
Lua MLA (8ú heag.)Merriam, Sharan B., et al. Learning in Adulthood: A Comprehensive Guide. Third edition. Jossey-Bass, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.