000 00443nam a2200169Ia 4500
999 _c5256
_d5256
005 20220326141908.0
008 180713s9999 xx 000 0 und d
020 _a8190089382
041 _aHindi
082 _a690
_bSIN-B
100 _aSingh, Gurcharan
245 0 _aBhavan Nirman Takniki Avam Samagri /
_cGurcharan Singh
250 _a13nd ed.
260 _aDelhi:
_bStandard Book;
_c2007.
300 _bpb:
_aXXIV,767p.:
942 _cGB
_2ddc