000			00303nam a2200133Ia 4500
100			_aSpivey, J M
020			_a0-13-978529-9
250			_a2nd ed
942			_cBK
245			_aThe Z notation : a reference manual
260			_aPrentice hall, New York _c1992
082			_a005.1 Spi
300			_axi,158p
999			_c44446 _d44446