Werstein, Irving <br/><br/>
The Many Faces of World War :  [ An account of the many events that led the participating nations into the war. Grades 7-10] / 
I. Werstein. 
 - Eighth Printing 
 - New York :  Julian Messner,  1968. 
 - 192 p. :  ill., maps ;  21 cm. 
<br/><br/>Index, p. 187-192 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History<br/>Համաշխարհային պատերազմ, 1914-1918