Cita APA (7th ed.)

DE BONO EDWARD. (1994). PARALLED THINKING. VIKING(PENGUIN).

Cita Chicago (17th ed.)

DE BONO EDWARD. PARALLED THINKING. LONDON: VIKING(PENGUIN), 1994.

Cita MLA (9th ed.)

DE BONO EDWARD. PARALLED THINKING. VIKING(PENGUIN), 1994.