Χαμογελαστός νεαρός δάσκαλος βλέπει τους μαθητές που φοιτούν σε βιβλιοθήκη - Φωτογραφίες & Εικόνες Αρχείου

Angry nervous boss giving the bucket to his lazy colleagues, close up photo

Project managers and employees brainstorming on ideas - Multi-ethnic group of workers having business meeting in a start-up office

Project managers and employees brainstorming on ideas - Multi-ethnic group of workers having business meeting in a start-up office

Ginger boy giving advice to a secretary while his colleague making notes in the foreground of the photo, close up photo

Young female blonde caucasian businesswoman lecturing colleagues about SWOT meaning. Professional education, progress, teaching, learning.

Woman standing in front of a desk holding a pen in her hand gesturing and looking at the computer in front of her

Motivated youthful woman in casual clothes writing business information on wall board and talking to colleagues while having meeting in office

Beautiful magazine editors working with documents in modern office

Fashionable magazine editors working with documents in modern office

Handsome young teacher making presentation for group of students at university

Happy young students chatting at classroom of college

Concentrated asian businesswoman in eyeglasses working with blueprint in office

People having fun at modren office

Fashionable multiethnic magazine editors working with sketches in modern office

Group of multicultural teenagers looking at laptop at table