APA-Zitierstil (7. Ausg.)

Caffarella, R. S., & OD̀onnell, J. M. (1989). Self-directed learning. Univ. of Nottingham, Dep. of Adult Education.

Chicago-Zitierstil (17. Ausg.)

Caffarella, Rosemary S., und Judith M. OD̀onnell. Self-directed Learning. Nottingham: Univ. of Nottingham, Dep. of Adult Education, 1989.

MLA-Zitierstil (9. Ausg.)

Caffarella, Rosemary S., und Judith M. OD̀onnell. Self-directed Learning. Univ. of Nottingham, Dep. of Adult Education, 1989.