APA (7e ed.) Bronvermelding

Demographic and Health Surveys Program & Philippines. National Statistics Office. (1994). Philippines national safe motherhood survey, 1993. National Statistics Office.

Chicago (17e ed.) Bronvermelding

Demographic and Health Surveys Program en Philippines. National Statistics Office. Philippines National Safe Motherhood Survey, 1993. Manila: National Statistics Office, 1994.

MLA (9e ed.) Bronvermelding

Demographic and Health Surveys Program en Philippines. National Statistics Office. Philippines National Safe Motherhood Survey, 1993. National Statistics Office, 1994.