Leedy, Paul D. <br/><br/>
Practical research: :  planning and design/ / 
Paul D. Leedy. 
 - 10th edition. 
 - 374 p. :  ill. ;  28 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>978-1-292-02117-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--Methodology.