Some techniques for measuring the impact of contraception.

Opis bibliograficzny
Korporacja:	United Nations. Economic and Social Commission for Asia and the Pacific
Format:	Książka
Język:	English
Wydane:	Bangkok UN ESCAP 1974.
Seria:	Asian population studies series no.18
Hasła przedmiotowe:	Birth control > Mathematical models. Fertility, Human > Mathematical models. PROJTARG (Computer program).