Population and biology : bridge between disciplines. Proceedings of a conference / edited by Nathan Keyfitz - Liège : IUSSP ; Ordina Editions : 1984 - 316 p. ; 24 cm. ISBN: 2870400314 Subjects--Topical Terms: DemografiaPoblació Index Terms--Genre/Form: POBLACIÓNBIOLOGÍACONFERENCIA Universal Decimal Class. No.: 312:574/577