Results of the sixth population inquiry among governments /
Depar tment of International Economic and Social Affairs.
- New York : United Nations, 1990.
- xviii, 245 p. : forms. ; 28 cm.
- Population policy paper ; no. 31 .
"The sixth population inquiry was transmitted through the Office of the Secretary-General in July 1987 to the member states and observers o f the United Nations"--P. iii. "ST/ES/SER.R/104."