00317nam a2200121Ia 450000500170000010000190001724500540003626000090009052000550009958300180015494200060017299900170017820260716043559.0  aGrimshaw, Roly  aWhy the best presentations are good conversations  c2004  aShows ways of making more effective presentations.  c5/24/05kJOYD  cA  c50188d50188