000 00381nam a2200181Ia 4500
001 39081
005 20250221154023.0
008 250214s9999||||xx |||||||||||||| ||und||
020 _a8182810833
100 _aMittal, P K
245 0 _aTrigonometry
260 _aDelhi
260 _bVrinda
260 _c2007
300 _ax, 246p. ;
650 _aTrigonometry
942 _cBK
999 _c54872
_d54872