Levels and trends of fertility throughout the world, 1950-1970 /
Levels and trends of fertility throughout the world, 1950-1970 /
- New York : United Nations, 1977.
- xiii, 361p. : ill. ;
- Population studies .
"United Nations publication. Sales no. E.77.XIII.2."
Includes bibliographical references.
Fertility, Human.
304.6/32
"United Nations publication. Sales no. E.77.XIII.2."
Includes bibliographical references.
Fertility, Human.
304.6/32