Stephen D. Gladis <br/><br/>
The Ten Commandments For Public Speakers 

<br/><br/> Dr. Stephen Gladis is an FBI Special Agent and is also the editor of the FBI Law Enforcement Bulletin, the most widely read law enforcement magazine in the world. 
<br/><br/><label>ISBN: </label>997164245X 
<br/><br/><label>Dewey Class. No.: </label>421 GLA