000 00268nam a2200109Ia 4500
008 220201s1968 xx 000 0 eng d
100 _aISI IS:4563-1968
245 0 _aSpecification for lelock squares
260 _bISI Manak Bhavan
_c1968
300 _a10
942 _2ddc
999 _c79898
_d79898