00450nam a22001577a 450000500170000000800410001702000210005804000290007905000200010810000180012824500320014626000530017830000100023165000370024165000140027820240621115520.0240621b        |||||||| |||| 00| 0 eng d  a978-1--1003659-8  cChuka University Library  aQA 9b.V66 2013  aPlato Jan Von  aElement of Logical Reasonig  aUnited KingdombCambridge university pressc2013  a264p.  2Logic ,Symbolic and mathematical  aReasoning