APA aipamena

McKellar, C. C. (1958). Knock-knee in Children.

Chicago Style aipamena

McKellar, C. C. Knock-knee in Children. 1958.

MLA aipamena

McKellar, C. C. Knock-knee in Children. 1958.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.