Results of the sixth population inquiry among governments.
- New York : United Nations (UN) , 1990
- xviii, 245p. : ill. ; 28 cm.
- Population policy paper ; no. 31 .
"The sixth ppopulation inquiry was transmitted through the Office of the Secretary-General in July 1987 to the member states and observers of the United Nations"--P. iii. "ST/ES/SER.R/104."