George, Darren & Mallery, Paul <br/><br/>
IBM statistics 21 step by step 

 - 13th ed 
 - Pearson Education, Boton  2014 
 - x,406 
<br/><br/><label>ISBN: </label>978-0-205-98551-7 
<br/><br/><label>Dewey Class. No.: </label>311 Geo/Mal