000 002750000a22001090004500
245 _aPrinted circuits boards : design & technology
100 _aBosshart, Walter C.
260 _aDelhi
_bTata McGraw Hill
_c1983
080 _a621.3.049.75
_bB6
041 _aEN
942 _cBK
999 _c119658
_d119658