Fincas de piña...  Pineapple farms, 19- 

 - [San Juan, P. R.]  División de Análisis de Salarios y Estudios Ocupacionales  19- 
 - v.  tables. 
<br/><br/> Includes appendicies and explanatory notes.  Part of text in English. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pineapple.<br/>Labor--Puerto Rico.<br/>Agriculture--Statistics.--Puerto Rico
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Plants--Fruits.