TY  - BOOK
AU  - Guptta, B. L.
TI  - Drav engineery aevam‌ drav chalit machine
SN  - 8180140768
U1  - 621.51 
PY  - 2005///
CY  - New Delhi
PB  - Standard Publishers Distributors
KW  - 1. Mechanical Engineering
ER  -