
The determinants and consequences of population trends : a summary of the findings of studies on the relationships between population changes and economic and social conditions
.United Nations. Department of Social Affairs
. (Population studies; 17).New York :
, 1953. U.I.: DORFMAN. (M) Libros
United Nations

Preliminary report on the world social situation with special reference to standards of living
.United Nations. Department of Social Affairs
.New York :
, 1952. U.I.: DORFMAN. (M) Libros
United Nations. Department of Social Affairs

World population trends 1920- 1947
.United Nations. Department of Social Affairs
.New York :
, 1949. U.I.: DORFMAN. (M) Folleto
United Nations. Department of Social Affairs

World cartography
.United Nations. Department of Social Affairs
.New York :
, 1951. U.I.: DORFMAN. (M) Libros