APA (7th ed.) Citation

World Health Organization. Oral Health Unit. (1990). Common oral diseases: Prevention and emergency care ; a manual for teachers. WHO.

Chicago Style (17th ed.) Citation

World Health Organization. Oral Health Unit. Common Oral Diseases: Prevention and Emergency Care ; a Manual for Teachers. Geneva: WHO, 1990.

MLA (9th ed.) Citation

World Health Organization. Oral Health Unit. Common Oral Diseases: Prevention and Emergency Care ; a Manual for Teachers. WHO, 1990.

Warning: These citations may not always be 100% accurate.