APA (7e ed.) Bronvermelding

Nortman, D. (1972). Population and family planning programs: A factbook (4th ed.). Population Council.

Chicago (17e ed.) Bronvermelding

Nortman, Dorothy. Population and Family Planning Programs: A Factbook. 4th ed. New York: Population Council, 1972.

MLA (9e ed.) Bronvermelding

Nortman, Dorothy. Population and Family Planning Programs: A Factbook. 4th ed. Population Council, 1972.

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