Powerful presentations
Ehrenborg,Jons
Powerful presentations - 2nd Ed.; - Delhi Kogan page, 2000 - 105p.; ill 21cm
8175541180
Social Communication
302.2242 / EHR
Powerful presentations - 2nd Ed.; - Delhi Kogan page, 2000 - 105p.; ill 21cm
8175541180
Social Communication
302.2242 / EHR