00644nam a22001457a 4500008004100000020001800041022001400059040005500073245024100128260006000369300001300429650001300442653001700455700002600472230725b        |||||||| |||| 00| 0 eng d  a0-470-88476-2  a0275-8717  aNational Science LibrarycNational Science Library  aProgress in cybernetics and systems research volume II: bSocio-economics systems cybernetics of cognition and learning systems education cybernetics in organization and management special aspects c/ Hemispehere Publishing Corporation   aWashington: bHemispehere Publishing Corporation c1975  ax, 442p.  aScience   aCybernetics   aTrappl, Robert (Ed.)