000			00335nam a2200121Ia 4500
008			231023s9999||||xx |||||||||||||| ||und||
020			_a9788126520312
041			_aeng
100			_aHill, Fredrick J and Peterson, Gerald R _915299
245		0	_aIntroduction to switching theory & logical design
260			_bWhiley _c1981
942			_cBK
999			_c26314 _d26314