TY  - BOOK
AU  - Marga Institute
TI  - seva niyukthi ida prastha saha balaporothu sama kirima; thakshana Lipi - tranlate No 27
U1  - 331 
PY  - 1975///
CY  - Colombo 5
PB  - Marga Institute
KW  - Labour Economics
KW  - Economics
ER  -