Educational research : a practical approach 
Bieger, George R. 
 -  Delmar Publishers.  1996 
 - xv, 251 pages. 
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<br/><br/><label>ISBN: </label>0-8273-6834-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education -- Research -- Methodology.
<br/><br/><label>Dewey Class. No.: </label>GS 370.78 B47e 1996