Riley V <br/><br/>
Interindustry economic studies 
Riley V; Allen R L 
 - Baltimore  Johns Hopkins Press          1955 
 - 280p  cm. 
 - Johns Hopkins university, Operations Research office, bibliographic reference series,4 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Work Study
<br/><br/><label>Dewey Class. No.: </label>X:89P:(B)b4aN5, J5/BB