000			00328nam a2200133Ia 4500
008			201224s9999||||xx |||||||||||||| ||und||
020			_a978-81-203-2233-2
100			_aLewis H _92971
245		0	_aElements of the theory of compution
260			_aNew delhi _bPrentice hall _c1998
300			_a2nd
500			_a361
942			_cBK
999			_c3489 _d3473