Tuckman, Bruce W.,  1938- <br/><br/>
Conducting educational research / 
Bruce W. Tuckman 
 - 3rd ed. 
 - New York :  Harcourt Brace Jovanovich,  1988 
 - xi, 536 p. :  ill. ;  25 cm. 
<br/><br/> Includes indexes 
<br/><br/>Bibliography: p. 519-527 
<br/><br/><label>ISBN: </label>0155129821 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational research