APA aipamena

Parkinson, A. C. (1972). Foundations of technical drawing. ELBS.

Chicago Style aipamena

Parkinson, A C. Foundations of Technical Drawing. London: ELBS, 1972.

MLA aipamena

Parkinson, A C. Foundations of Technical Drawing. ELBS, 1972.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.