PowerPoint 2007

http://www.lib.uth.gr/LWS/el/el_files/help_ppt_1.pdf 
http://www.lib.uth.gr/LWS/el/el_files/help_ppt_2.pdf 
http://www.lib.uth.gr/LWS/el/el_files/help_ppt_3.pdf 
http://www.lib.uth.gr/LWS/el/el_files/help_ppt_4.pdf 
http://www.lib.uth.gr/LWS/el/el_files/help_ppt_5.pdf