000			00393nam a2200145Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
020			_a201014726
041			_aen
082			_a515.3
100			_aDERRICK. William.R
245		0	_aElementary Differential Equations with Applications
260			_aLondon _baddition Wesley publishing Co _cmpany 1978
300			_aix,332p.in
942			_cLL
999			_c2373 _d2373