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020 _a9789351448266
_c195
040 _aAVIT
041 _aENGLISH
082 _a516.242
100 _aLonet S L
110 _bMathematics
245 _aPlane Trigonometry part 1
_cLonet S L
260 _bGKP
_c2021
_aNew Delhi
300 _a248p.
490 _aClassic Text Series
650 _aMathematics
942 _cBK
999 _c79095
_d79095