Smith, Dudley. <br/><br/>
The job being done by sugar in Puerto Rico. 

 - Washington, D.C.  Association of Sugar Producers of Puerto Rico  1940. 
 - vi, 50 p. 
<br/><br/>Bibliographical references included in "List of sources consulted" (p. 48-50) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sugar--Manufacture and refining.<br/>Agriculture--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Sugar.