APA aipamena

Smol, G. (1976). Telephone systems: Study supplement. Open Univ.Press.

Chicago Style aipamena

Smol, G. Telephone Systems: Study Supplement. Open Univ.Press, 1976.

MLA aipamena

Smol, G. Telephone Systems: Study Supplement. Open Univ.Press, 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.