The Geographic Regions of Puerto Rico

Picó, Rafael, The Geographic Regions of Puerto Rico, Rio Piedras: University of Puerto Rico Press, 1950.

Abstract of dissertation reviewed in Revista Geográfica © 1941.

From the Introduction:

The Geographic Regions of Puerto Rico was prepared in the Spring of 1938 as “a dissertation submitted to the Faculty of Clark University, Worcester, Massachusetts, in partial fulfillment of the requirements for the degree of Doctor of Philosophy in the Department of Geography.”