APA aipamena

(2000). Understanding detal hygiene. Canada: Lifelearn.

Chicago Style aipamena

Understanding Detal Hygiene. Canada: Lifelearn, 2000.

MLA aipamena

Understanding Detal Hygiene. Canada: Lifelearn, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.