000 00310nam a2200133Ia 4500
008 210901s9999 xx 000 0 eng d
082 _a530.8 VEN
100 _aVenkatachar, M.A.
245 2 _aA handbook of SI units
260 _aNew Delhi
_bS. Chand
300 _a73
650 _aPhysics
942 _2ddc
_cBK
999 _c16285
_d16285