PUCPR Search for 'an:68628'

The roots of the problem a positive approach to the Panama Canal issue

By Valdés, Eduardo..
New York Vantage Press 1977 .
xviii, 66 p. , Translation of Las raices del problema. 22 cm..
053302515X

Census of population, 1950. Volume II. Characteristics of the population, number of inhabitants, general and detailed characteristics of the population. Parts 51-54 Territories and possessions

Washington, D.C. U.S. Dept. of Commerce, Bureau of the Census | For sale by the Supt. of Docs., U.S. G.P.O. 1953 .
1 v. (various pagings) , At head of title: A report of the seventeenth decennial census of the United States. | Chiefly tables.

Una explosión en América el Canal de Panamá

México Siglo Veintiuno 1976 .
380 p., [4] leaves of plates 21 cm..

La quinta frontera partes de la batalla diplomática sobre el Canal de Panamá

By Torrijos Herrera, Omar.
Ciudad Universitaria Rodrigo Facio, Costa Rica Editorial Universitaria Centroamericana 1978 .
101 p. 21 x 25 cm..