Vockell, Edward L. <br/><br/>
Educational research / 
Edward L. Vockell. 
 - New York :  London :  Macmillan ;  Collier Macmillan,  c1983. 
 - viii, 392 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>ISBN: </label>0024230707 
<br/><br/><label>LCCN: </label>82015345  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research.
<br/><br/><label>LC Class. No.: </label>LB1028  / .V88 1983 
<br/><br/><label>Dewey Class. No.: </label>370/.7/8