APA aipamena

Valman, H. B. (1982). ABC of 1 to 7: Whooping cough.

Chicago Style aipamena

Valman, H B. ABC of 1 to 7: Whooping Cough. 1982.

MLA aipamena

Valman, H B. ABC of 1 to 7: Whooping Cough. 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.