Zhenya Antić <br/><br/>
Python Natural Language Processing Cookbook. 

 - 284. 
<br/><br/>Electronic book text. 
<br/><br/><br/>Data in extended ASCII character set. <br/>Mode of access: Internet. 
<br/><br/><label>ISBN: </label>9781838987787 
<br/><br/><label>Standard No.: </label>9781838987787  isbn