000 00426nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a621.3178
_bW295
100 _aWarrington A R van C
245 _aProtective relays
_btheir theory and practice
250 _a2nd
260 _aLondon
_bChapman & Hall
_c1976
300 _av1
650 _aProtective relays
942 _cBK
999 _c73620
_d73620