APA (7e ed.) Bronvermelding

Não informado. Porto Rico Journal of Public Health and Tropical Medicine. Department of Health of Puerto Rico.

Chicago (17e ed.) Bronvermelding

Não informado. Porto Rico Journal of Public Health and Tropical Medicine. San Juan: Department of Health of Puerto Rico.

MLA (8e ed.) Bronvermelding

Não informado. Porto Rico Journal of Public Health and Tropical Medicine. Department of Health of Puerto Rico.

Let op: Deze citaties zijn niet altijd 100% accuraat.