00663nam a22001577a 4500 20150219153201.0 300.00 dpl Pansy/Ven Surjit Singh Electrical Design estimating and costing: for diploma students in electrical engineering,practising engineers, electrical supervisors, electrical wireman certificate course students and electrical installation engineers/ by Surjit Singh [and] Ravi Deep Singh Delhi Dhanpat Rai & Co. 2014 D-13/12, Model Town Delhi 110009 various pages. 23cm(pbk) ddc EN SUR 91604 91604