APA-Zitierstil (7. Ausg.)

Boud, D. (2009). The challenge of problem-based learning (2. ed., reprinted.). Routledge.

Chicago-Zitierstil (17. Ausg.)

Boud, David. The Challenge of Problem-based Learning. 2. ed., reprinted. London [u.a.]: Routledge, 2009.

MLA-Zitierstil (9. Ausg.)

Boud, David. The Challenge of Problem-based Learning. 2. ed., reprinted. Routledge, 2009.