000 00257nam a2200109Ia 4500
008 220201s1993 xx 000 0 eng d
100 _aGAUR (RK)
245 0 _aBASIC APPLIED PHYSICS
260 _bDHANPAT RAI & SONS
_c1993
650 _aphyscis
942 _2ddc
999 _c94254
_d94254