APA aipamena

Sell, P. (1991). Basic technical drawing. Merrill.

Chicago Style aipamena

Sell, Phillip. Basic Technical Drawing. New York: Merrill, 1991.

MLA aipamena

Sell, Phillip. Basic Technical Drawing. Merrill, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.