TY  - BOOK
AU  - Singh, Surjit
AU  - Singh, Ravi Deep 
TI  - Electrical design estimating and costing
U1  - 621.31924 
PY  - 2013/// (2019 reprint)
CY  - Delhi
PB  - Dhanpat Rai
KW  - Electric wiring
ER  -