TY  - BOOK
AU  - Bag A K
TI  - Science and civilization in India: Harappan period(c.3000 B.C-c.1500 B.C)
U1  - Y:10aA.2.B6, M5 (P15) 
PY  - 1985///
CY  - New Delhi
PB  - Navrang      
KW  - SOCIOLOGY
ER  -