APA aipamena

Newnham, C. T. (1959). The Preservation of Eyesight.

Chicago Style aipamena

Newnham, C. T. The Preservation of Eyesight. 1959.

MLA aipamena

Newnham, C. T. The Preservation of Eyesight. 1959.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.