American Association for Adult and Continuing Education. (1989). Adult learning. American Association for Adult & Continuing Education.
Citazione stile Chigago Style (17a edizione)American Association for Adult and Continuing Education. Adult Learning. Washington, D.C.: American Association for Adult & Continuing Education, 1989.
Citatione MLA (9a ed.)American Association for Adult and Continuing Education. Adult Learning. American Association for Adult & Continuing Education, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.