Gaya APA
de Bono, Edward. (1991).
Teaching Thinking (Ketiga).
Australia:
Penguin Books.
Gaya Chicago
de Bono, Edward.
Teaching Thinking.
Ketiga
Australia:
Penguin Books,
1991.
.
Gaya MLA
de Bono, Edward.
Teaching Thinking.
Ketiga
Australia:
Penguin Books,
1991.
.
Gaya Turabian
de Bono, Edward.
Teaching Thinking.
Ketiga
Australia:
Penguin Books,
1991.
.