Indicadores económicos mensuales de Puerto Rico /

Mode of access: Internet.

Development of the Commonwealth of Puerto Rico /

"Address by Hon. Luis Muñoz Marín, former Governor of Puerto Rico, on 114th anniversary of birth of Puerto Rican patriot Luis Muñoz Rivera, July 17, 1973, Barranquitas, Puerto Rico."

Estudio legal de las propiedades cercanas al puerto de Montevideo

Mode of access: Internet.

Economic impact of effluent regulations on the rum industry, Puerto Rico and U.S. Virgin Islands /

Study conducted by Development, Planning and Research Associates, Inc.

Memoria - Sociedad de Auxilio Mútuo de Puerto Rico.

Mode of access: Internet.

Reglamento para el Asilo de beneficencia de Puerto-Rico.

Mode of access: Internet.

Anuario estadístico, Puerto Rico. Statistical yearbook, Puerto Rico.

Mode of access: Internet.

Reseña del estado social, económico e industrial de la isla de Puerto-Rico al tomar posesión de ella los Estados-Unidos /

Mode of access: Internet.

Report on the statistical system of Puerto Rico to the Director of the Budget, Government of Puerto Rico

Mode of access: Internet.

Informe sobre el censo de Puerto Rico, 1899 /

"Teniente coronel J. P. Sanger, inspector-general, director. Henry Gannett, Walter F. Willcox, peritos en estadística. Traducido del inglés por Frank L. Joannini."

Public education in Puerto Rico,

"Issued by the United States Department of the Interior, Office of Education. Harold L. Ickes is Secretary of the Interior and George F. Zook is Commissioner of Education. Katherine M. Cook ... is chief of the Division of Special Problems."--Verso of t.-p.

The Porto Rico school review. La revista escolar de Puerto Rico.

Mode of access: Internet.

Data pertinent to the establishment of minimum wage rates under the Fair labor standards act for employment newly covered by the amendments of 1966 in educational institutions in Puerto Rico /

"WH67-418."

The Puerto Rican study, 1953-1957; a report on the education and adjustment of Puerto Rican pupils in the public schools of the city of New York

Mode of access: Internet.

Decretos estableciendo el régimen autonómico en las islas de Cuba y Puerto Rico.

"Edición oficial"