00730cam a2200181 a 450000500170000000800410001702000150005803500150007305000250008824501270011326000300024030000110027044000490028150001030033065000580043365000410049170000160053220260817172324.0090714s1989    gw      r     000|0 eng |  a354051662X  a.b1013171100aQA76.9 M35bB53 198900aCategory theory and computer science :bManchester, UK, September 5-8, 1989 : proceedings /cD. H. Pitt ... [et al.], eds.  aBerlin :bSpringer,c1989  a365 p. 0aLecture notes in computer science ;vno. 389  aPresented at the third in a series of biennial conferences on Category Theory and Computer Science 0aElectronic digital computersxProgrammingvCongresses 0aCategories (Mathematics)vCongresses1 aPitt, D. H.