TY  - BOOK
AU  - Balakrishnan pillai, K
TI  - Prayatnadhishtidha moolya siddhantam (m)
U1  - 331 BAL-P 22
PY  - 1974///
CY  - 
PB  - State Institue of Languages, Trivandrum
KW  - Labor economics
ER  -