Rummel, J. Francis <br/><br/>
An introduction to research procedures in education 

 - 2nd ed. 
 - New York  ; Harper & Row Publishers  , 1964 
 - xviii,379p. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Educational Research
<br/><br/><label>Dewey Class. No.: </label>370.1  / RUM