000			00477nam a2200181Ia 4500
008			201023s9999||||xx |||||||||||||| ||und||
020			_a000000-0000000
100			_aLeach, Donald P.
245		0	_aDigital principles and applications
250			_a6th
260			_aNew Delhi _bTata McGraw Hill _c2008
300			_axv, 683
365			_b315
650			_aComputer Science.
942			_cTB
999			_c711 _d711