000 00279nam a2200145Ia 4500
100 _aKhanna.M.L.
_915365
250 _a1st Ed.
365 _cRs.
942 _cBK
245 _aSpherical Trignometry
260 _bJPN
_c1962
082 _bKHA
300 _a253p.
999 _c58357
_d58357
300 _c20 cm.
655 _aMATH
041 _aeng
546 _aText in English