Leedy, Paul D. <br/><br/>
Practical research :  planning and design / 
Paul D. Leedy, Jeanne Ellis Ormrod. 
 - 7th ed. 
 - Upper Saddle River, N. J. :  Prentice Hall,  c2001. 
 - xvi, 318 pages :   illustrations ;   27 cm 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0139603603 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--Methodology.
<br/><br/><label>LC Class. No.: </label>Q180.55   / M4L51 2001