International Economic Conference, Geneva, May 1927. Documentation. Natural movement of populations during the first quarter of the twentieth century
MLA
International Economic Conference, Geneva, May 1927: Documentation. Natural Movement of Populations During the First Quarter of the Twentieth Century. Geneva, 1927
APA, 7th edition
(1927). International Economic Conference, Geneva, May 1927: Documentation. Natural movement of populations during the first quarter of the twentieth century. Geneva
Chicago, 17th edition
International Economic Conference, Geneva, May 1927: Documentation. Natural movement of populations during the first quarter of the twentieth century. Geneva, 1927