By Carnelutti, Francesco.
Buenos Aires Ediciones Arayú 1955 .
273 p. , Previously classified under: KE 1817 C28 1947 20 cm..

By Cossio, Carlos.
Buenos Aires Ediciones Arayú 1954 .
155 p. 21 cm..

By Noble, Roberto J..
Buenos Aires Ediciones Arayú 1961 .
206 p. , Translation of : Argentina, potencia mundial.

By Noble, Roberto J..
Buenos Aires Ediciones ARAYU 1960 .
222 p.