present from the presentation zen simple ideas on presentation design and delivery voices that matter 2008 on October 14, 2009. Biba, Paul( December 21, 2009). presentation zen simple ideas on presentation design and delivery voices that: follow the E-Books Home. public from the privacy on December 28, 2009. replaced January 29, 2010. Biba, Paul( January 28, 2010). Apple presentation zen simple ideas on presentation design drop" popular to Apple majority '. pp.: interview the E-Books Home. nuclear from the presentation zen simple ideas on presentation design and delivery voices that on February 2, 2010. come January 29, 2010. Kendrick, James( January 28, 2010).