00309nam a2200121Ia 4500008004100000082001300041100001900054245002300073260004400096300001400140600001800154650001500172140224s9999    xx            000 0 und d  a159.9 J2  aGuilford, J.P.  aGeneral psychology  aNew YorkbVan Nostrand reinholdcc 1939  axii,587p.  aJ.P. Guilford  aPsychology