Trochim, William M. K. <br/><br/>
Research methods :  the concise knowledge base / 

 - 2nd ed. 
 - Cincinnati, Ohio :  Atomic Dog Pub.,  c2001. 
 - ix, 363 pages :  Illustrations ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0970138598 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research - methodology.
<br/><br/><label>LC Class. No.: </label>Q 180.55  / TRO