Borg, Walter R. and Gall, Meredith Damien <br/><br/>
Educational research  : an introduction 

 - 4th ed. 
 - London  ; Longman  , 1983 
 - xxxiii,936p. 
<br/><br/><label>ISBN: </label>0582282462  £19.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Educational Research
<br/><br/><label>Dewey Class. No.: </label>370.7  / BOR