Stuart, William W. <br/><br/>
The Real Hard Sell  [electronic resource] / 
William W. Stuart 
 -  Project Gutenberg,  2010 
 - Project Gutenberg  31038 .
<br/><br/> Public domain in the USA. 
<br/><br/>Electronic text 
<br/><br/><label>Subjects--Index Terms: </label>Science fiction Sales personnel -- Fiction Short stories Robots -- Fiction