Gaya APA
Boud, David, Feletti, Grahame. (1991).
The Challenge of problem based learning .
London:
Kogan Page Limited.
Gaya Chicago
Boud, David, Feletti, Grahame.
The Challenge of problem based learning.
London:
Kogan Page Limited,
1991.
Text.
Gaya MLA
Boud, David, Feletti, Grahame.
The Challenge of problem based learning.
London:
Kogan Page Limited,
1991.
Text.
Gaya Turabian
Boud, David, Feletti, Grahame.
The Challenge of problem based learning.
London:
Kogan Page Limited,
1991.
Print.