00277nam a2200109Ia 4500008004100000082001400041245002100055260004500076300001000121600002300131650001300154130903s9999    xx            000 0 und d  a613.7  L0  aThe new aerobics  aLondonbA national general libraryc1970  a191p.  aCooper, Kenneth H.  aExercise