APA aipamena

Bethune, J. D. (1987). Essentials of drafting. Englewood Cliffs, NJ : Prentice-Hall.

Chicago Style aipamena

Bethune, James D. Essentials of Drafting. Englewood Cliffs, NJ : Prentice-Hall, 1987.

MLA aipamena

Bethune, James D. Essentials of Drafting. Englewood Cliffs, NJ : Prentice-Hall, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.