000			00374nam a2200157Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a5 _bSO-S
100			_aSommerville,Ian
245		0	_aSoftware engineering environment
250			_a1st Ed.
260			_c1986 _aLondon _bP.Peregrinus
300			_a257
650			_aComputer Engineering
942			_cBK
999			_c2424 _d2424