000 00296nam a2200109Ia 4500
008 190829s9999 xx 000 0 und d
082 _a516.244
_bMAT/NE
100 _aMATHUR, S.M.
245 0 _aNEW TEXTBOOK OF SPHERICAL TRIGONOMETRY
260 _bAtma Ram and Sons, Delhi
_aDelhi
_c1966
942 _cBK
999 _c7083
_d7083