Bhattacharya, S K .
Electrical engineering drawing / - 2 / - New Delhi : New Age International Ltd , 1998. - 244 ; .
81-24-0855-9
621.30 222 / BHA/EL
Electrical engineering drawing / - 2 / - New Delhi : New Age International Ltd , 1998. - 244 ; .
81-24-0855-9
621.30 222 / BHA/EL