00867nam a2200253 i 450099100064134970753620020507171633.0941003s1964 us ||| | eng b10736797-39ule_instLE01300006ExLDip.to Matematicaeng510AMS 18EFreyd, Peter534482Abelian categories :an introduction to the theory of functors /Peter FreydNew York :Harper,c1964164 p. ;22 cm.Abelian categories.b1073679721-09-0628-06-02991000641349707536LE013 18E FRE11 (1964)12013000010274le013-E0.00-l- 00000.i1082692028-06-02Abelian categories911136UNISALENTOle01301-01-94ma -engus 01