TY  - BOOK
ED  - United Nations.
TI  - Report of the seminar on social aspects of development planning
U1  - 309.1 
PY  - 1969///
CY  - New York
PB  - United Nations
KW  - Marriage
KW  - Cross-cultural studies
KW  - Statistics
N1  - "ST/ESA/SER.R/111."; Includes bibliographical references
ER  -