000 00308nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c200
040 _aET
100 _aAGARWAL AMIT
245 0 _aTRIGONOMETRY
260 _bARIHANT PRAKASHAN
_aMEERUT
300 _a337
500 _a18396
942 _cBK
999 _c24625
_d24625