Escobar, Manuel. <br/><br/>
The 936 market : an introduction 
Manuel Escobar. 
 - Rev. ed. 
 - San Juan, P.R.  Borinquen Lithographers  1982. 
 - 102 p.  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tax incentive contracts--Puerto Rico.<br/>Corporations.--Taxation--Puerto Rico.<br/>Taxation, Exemption from--xPuerto Rico.