000 00312nam a2200133Ia 4500
005 20260205042956.0
008 260111s9999||||xx |||||||||||||| ||und||
100 _aBansi, Lal.
245 0 _aPlane trigonometry
260 _aDelhi
_bAtma Ram
_c1970
300 _a438
690 _aPlane trigonometry
942 _cBK
999 _c44698
_d44698