00422nam a2200145Ia 4500008004100000082001800041100002400059245005300083260006800136300000800204650001800212650002400230653000900254653001300263170901s1974    xx            000 0 und d  a595.771bM59S  aMichener, Charles D 0aSocial Behavior of the BeesbA comparative study  aCambridgebThe Belknap Press of Harveard University Pressc1974  a404  aPure Sciences  aZoological sciences  aBees  aBehavior