TY  - BOOK
AU  - Naciones Unidas
TI  - Concise report on the world population situation in 1983: conditions, trends, prospects, policies
AV  - HB 871 U55.1984
PY  - 1984///
CY  - New York
PB  - United Nations, Department of International Economic and Social Affairs
KW  - Población
ER  -