Jefferys, J. Douglas host
90 minutes to killer presentation skills [electronic resource] - [s.l.] 2008 - 78 min. DVD-ROM 1 DVD ROM col - "Yes you can !" sucess series .
2nd ed.
PUBLIC SPEAKING - Audiovisual Materials
COMMUNICATION
808.51 / J4
90 minutes to killer presentation skills [electronic resource] - [s.l.] 2008 - 78 min. DVD-ROM 1 DVD ROM col - "Yes you can !" sucess series .
2nd ed.
PUBLIC SPEAKING - Audiovisual Materials
COMMUNICATION
808.51 / J4