Natural fertility patterns and determinants of natural fertility : proceedings of a Seminar on Natural Fertility = Fecondite naturelle : niveaux et determinants de la fecondite naturelle : actes d'un Seminaire sur la fecondite naturelle - Seminar on Natural Fertility (1977 : Paris, France); Leridon, Henri; Menken, Jane A.; International Union for the Scientific Study of Population (Liege Ordina, 1979)
English and French with summaries in other languages.
Sponsored by the International Union for the Scientific Study of Population.
Keywords: Fertility, Human -- Congresses