TY  - BOOK
AU  - Singh, Surjit
AU  - Singh Ravi Deep.
TI  - Elecric design estimating and costing
SN  - 0
U1  - 621.3 
PY  - 1994///
CY  - Delhi
PB  - Dhanpat Rai & Co
KW  - Applied physics
ER  -