Observations in School Contexts and Analysis of the Connection between Present and Past

• 490099 SE ( REMOTE ) Observations in School Contexts and Analysis of the Connection between Present and Past
• 490128 SE ( PH-NÖ ) Observations in School Contexts and Analysis of the Connection between Present and Past
• 490135 SE ( PH-WIEN ) Observations in School Contexts and Analysis of the Connection between Present and Past