Slice, Austin Van Der <br/><br/>
International labor, diplomacyand peace 1914-1919 / 
by Austin Van Der Slice 
 - Philadelphia :  University of Pennsylvain,  1941 
 - 408 p. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor and laboring classes