TY  - BOOK
AU  - Sehgal, J. M.
TI  - An introduction to techniques of population and labour force projections
SN  - 9221056236
AV  - HB 849.53 .S42 
PY  - 1986///
CY  - Geneva
PB  - International Labour Organizations
N1  - Includes bibliographical references
ER  -