Sperling, Rayne A. <br/><br/>
Educational research :  competencies for analysis and applications / 
Rayne A. Sperling. 
 - 7th ed. 
 - Upper Saddle River, N. J. :  Pearson Education,  c2003. 
 - vi, 306p. : ill. ; 28 cm.  illustrations ;  cm. 
<br/><br/>References : p. 305 - 306. 
<br/><br/><label>ISBN: </label>0130994685 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Reseach
<br/><br/><label>LC Class. No.: </label>LB1028   / Sp3 2003