TitlePopulation Bulletin of the United Nations. no. 4, December 1954
AccessFull text:un_1965_population_bulletin_4 - PDF ;
Gaps in existing knowledge of the relationships between population trends and economic and social conditions -- Fertility according to size of family : application to Australia / Louis Henry -- Differential fertility in Ceylon -- Earl Huyck -- The cause of the ageing of populations: declining mortality or declining fertility?