000 00302nam a22001337a 4500
003 OSt
008 240316b |||||||| |||| 00| 0 eng d
082 _a631.8
_bF60U
100 _aDevendra Kumar
245 _aUravarak Aur unka prayog
260 _aOxford I B H
_c1970
300 _a64
942 _2ddc
_cBK
999 _c38122
_d38122