Informe de logros. 

 - San Juan, P. R.  El Departamento  1991- 
 - v.  ill. 
<br/><br/> Cover title. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Natural resources.