00331nam a2200121Ia 4500008004100000082001300041100001800054245001500072250001000087260002900097300000600126650007700132150614s9999    xx            000 0 und d  a150DAV-P  aDavis Stephen  aPsychology  aI-ED.  bPrentice Hall Inc.c1995  a0  aPsychology Davis Stephen,  States of consiousness,principles of learning