000 00274nam a2200109Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aRao, Rama, N
245 0 _aIntroduction To Higher Trigonometry
260 _bAnanda
_aTrirupati
_c11947
650 _aTrigonometry
942 _cBK
999 _c153
_d153