000 00281nam a2200121Ia 4500
008 210901s1970 xx 000 0 eng d
082 _a514 MIS
100 _aMishra .R.S
245 0 _aTrigonometry
260 _aLucknow
_bPrakashan Kendra
_c1970
300 _a183p.
942 _2ddc
_cBK
999 _c8152
_d8152