000 00243nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aLONEY(SL)
245 0 _aPLANE TRIGNOMETRY PART-I
250 _a2001
260 _bAITBS
942 _2ddc
_cBTECH
999 _c3015
_d3015