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020 _a9789350146798
082 _a530
_bRAK/E
100 _aDr. Rakesh Dogra
245 _aEngineering Physics
250 _a4th
260 _aNewdelhi
_bS.K.Kataria & Sons
_c2024
300 _a740
650 _aHUMANITIES & SCIENCE
942 _cBK
952 _2ddc
999 _c3846
_d3846