APA aipamena

Sobek II, D. K. (2008). Understanding A3 Thinking. CRC Press.

Chicago Style aipamena

Sobek II, Durward K. Understanding A3 Thinking. Boca Raton ; London: CRC Press, 2008.

MLA aipamena

Sobek II, Durward K. Understanding A3 Thinking. CRC Press, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.