00575nam a2200193 a 450000500170000008200170001710000240003410000210005824500530007926000230013230000230015549000310017863000210020963000280023096400250025899700120028399900170029595200690031220251203090958.0  a155.671bSUM  aSummers, George, J.  aFriedman, Arthur  aMind teasersblogic puzzles & games of deduction  aDelhibSudhac1987  a128 p.b23 cm.cPB  aOvercoming common problems  aAdult Psychology  aDifferencial Psychology  bEngc100de010fg_  a43832 C  c25568d25568  00104070aPUbPUd1998-04-08g25.00l0o155.671 SUMp43832yBK