Friedrich, Carl Joachim,  1901- <br/><br/>
War :  the causes, efffects and control of international viole nce, analysis  / 
by Carl J. Friedrich... teaching aids by Ronald B. Edgerton... 
 - Washington, D.C. :  National Council for the Social Studies, Natio nal Association of Secondary-School principals, departments of the Nati onal education association,  1943. 
 - 83 p. ;  23 cm. 
 - problems in American life ;  Unit no. 11 .
<br/><br/> Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>War.
<br/><br/><label>Dewey Class. No.: </label>P 172.4 F75