Share documents , presentations , audio…

http://www.scribd.com/

http://www.slideshare.net/

Upload and share your PowerPoint presentations and Word documents on SlideShare. Share publicly or privately. Add audio to make a webinar

http://www.docstoc.com/

Κοινοποίηση

Σχολιάστε

Time limit is exhausted. Please reload CAPTCHA.