Ary, Donald <br/><br/>
Introduction to research in education / 
Donald Ary, Lucy Chester Jacobs and Asgher Razavieh. 
 - 4th ed. 
 - Fort Worth :  Holt,  c1990. 
 - xiv, 536p. : ill. ; 24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0030324629 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research
<br/><br/><label>LC Class. No.: </label>LB1028   / Ar9 1990