APA استشهاد

Edward De Bono. (2008). The Free Mind: A Lateral Thinking Approach. Jaico Publishing.

استشهاد بنمط شيكاغو

Edward De Bono. The Free Mind: A Lateral Thinking Approach. Mumbai: Jaico Publishing, 2008.

MLA استشهاد

Edward De Bono. The Free Mind: A Lateral Thinking Approach. Jaico Publishing, 2008.