Cita APA (7th ed.)

Debono, E. (1978). lateral Thinking. Penguine books.

Cita Chicago (17th ed.)

Debono, Edward. Lateral Thinking. Bew York: Penguine books, 1978.

Cita MLA (9th ed.)

Debono, Edward. Lateral Thinking. Penguine books, 1978.