Campbell, Donald T. and Stanley, Julian C. <br/><br/>
Experimental and quasi-experimental designs for research 

 - Australia  ; Cengage Learning  , 1963 
 - 84p. 
<br/><br/><label>ISBN: </label>9780395307872  7537 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>300.72  / CAM