APA aipamena

(1980). Technical Drawing: Giesecke Mitchel. Macmillan.

Chicago Style aipamena

Technical Drawing: Giesecke Mitchel. Macmillan, 1980.

MLA aipamena

Technical Drawing: Giesecke Mitchel. Macmillan, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.