Gall, Meredith D.,  1942- <br/><br/>
Educational research :  an introduction / 
Meredith D. Gall, Walter R. Borg, Joyce P. Gall. 
 - 6th ed. 
 - xxii, 788 p. :  ill. ; 
<br/><br/> Borg's name appears first on the earlier edition. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0801309808 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research.<br/>Education--Research
<br/><br/><label>LC Class. No.: </label>LB1028GAL1996