The Foreign trade zones in Puerto Rico. 

 - [San Juan, P.R.]  Economic Development Administration, Office of Economic Research  1981- 
 - 13 p.  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Free ports and zones--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Economic policy.