000 00393nam a22001457a 4500
008 230614b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a621.314.6
_bL8
100 _aBerde, M S
245 _aThyristor engineering
260 _aDelhi:
_bKhana Publishers,
_c1978
300 _a319p.
650 _aScience
942 _2udc
_cBK
999 _c43781
_d43781