Breakthrough from colonialism  an interdisiplinary study of statehood : sumario 
Grupo de Investigadores Puertorriqueños  David E. Abrahamson [et al.]; versión al español. 
 - Río Piedras, P.R.  Editorial de la Universidad de Puerto Rico, 1984. 
 - 52 [44] p.  ill. 
<br/><br/> "Researched and written by the Grupo de Investigadores Puertorriqueños, Inc." 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Staehood [American politics]--History.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Politics and government--1952-<br/>United States--Territorial expansion--History.