APA aipamena

World Fertility Survey. (1984). World Fertility Survey: Major findings and implications. World Fertility Survey.

Chicago Style aipamena

World Fertility Survey. World Fertility Survey: Major Findings and Implications. London: World Fertility Survey, 1984.

MLA aipamena

World Fertility Survey. World Fertility Survey: Major Findings and Implications. World Fertility Survey, 1984.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.