TY  - BOOK
AU  - Verma R B
TI  - Structure of labour force in Bihar.1961
T2  - Patna University Demographic Research Centre Research paper.2
U1  - X:991.273.N61, K9/GD 
PY  - 1969///
CY  - Patna
PB  - Patna University India        
KW  - Labour Market Economics - India
ER  -