TY  - BOOK
AU  - Bettelheim ,Charles
TI  - Some Basic Planning Problems
T2  - Indian Statistical Series
U1  - 338.9 
PY  - 1961///
CY  - Bombay
PB  - Indian Statistical Institute
KW  - Economy
KW  - qrmak
UR  - https://fll.law.cu.edu.eg/fulltext/bks/B13-09324.pdf
ER  -