Bono, E. D. (1990). Lateral thinking for management: A handbook. Penguin Books.
Chicago Style aipamenaBono, Edward De. Lateral Thinking for Management: A Handbook. London: Penguin Books, 1990.
MLA aipamenaBono, Edward De. Lateral Thinking for Management: A Handbook. Penguin Books, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.