APA aipamena

Gaskell, E. (1972). X-rays: Their Discovery and Applications.

Chicago Style aipamena

Gaskell, E. X-rays: Their Discovery and Applications. 1972.

MLA aipamena

Gaskell, E. X-rays: Their Discovery and Applications. 1972.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.