APA aipamena

UNFPA Vietnam. (2009). Recent change in the sex ratio at birth in Viet Nam: A review of evidence. Ha Noi: mimh họa.

Chicago Style aipamena

UNFPA Vietnam. Recent Change in the Sex Ratio At Birth in Viet Nam: A Review of Evidence. Ha Noi: mimh họa, 2009.

MLA aipamena

UNFPA Vietnam. Recent Change in the Sex Ratio At Birth in Viet Nam: A Review of Evidence. Ha Noi: mimh họa, 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.