00679nam a2200205Ia 450000500170000000800410001702000180005804100080007608200170008410000190010124500380012026000480015830000150020665001390022165000260036065000260038665000220041265000150043465000240044920191107115655.0190710s9999    xx            000 0 und d  a0 06 046813 0  aeng  a370.15 V426B  aVargas, Julies 0aBehaviour psychology for teachers  aNew Yorkb:Harpor and Row Publishers,c1977  axiv, 319p.  aEducational psychologya| Behavior modification a| Teaching and learning a| Measuring behavior a| Motivation a| Media & education   aBehavior modification  aTeaching and learning  aMeasunig behavior  amotivation  amedia and education