000			00381nam a2200121Ia 4500
008			220816s9999||||xx |||||||||||||| ||und||
020			_a124341004
245		0	_aTheory of difference equations : _cLakshmikantham, V.,
260			_aBoston : _bAcademic Press, _c1988
300			_ax, 242 p. ; _c24 cm.
490			_aMathematics in science and engineering ; _vv. 181
500			_aIncludes index.
999			_c451 _d451