Porträt eines lächelnden reifen Lehrers im Unterricht - Stockfoto & -bild

Portrait of smiling mature teacher in class

Smiling teacher sitting at desk in university office

Mature teacher working on laptop in school office

Teacher using tablet in university class

Portrait of smiling mature teacher in class

Portrait of smiling mature teacher in class

Portrait of handsome mature man with grey hair

Smiling teacher sitting at desk in university office

Smiling teacher sitting at desk in university office

Portrait of handsome mature man with grey hair

Portrait of smiling mature teacher in class

Portrait of handsome mature man with grey hair

Portrait of handsome mature man on grey background

Smiling mature man with grey hair wearing eyeglasses

Smiling mature man relaxing in office chair

Mature businessman standing in office

Portrait of mature businessman in office

Portrait of mature businessman in office

Closeup of handsome senior man with grey hair

Smiling man sitting at desk with laptop

Portrait of mature businessman with grey hair

Closeup of handsome senior man with grey hair

Closeup of smiling senior man with grey hair

Portrait of 40-year-old office worker

Portrait of smiling mature architect in office