Columbia subject headings:
Argentina--Politics and government--1910-1943.
Ortiz, Roberto M. (Roberto Marcelino), 1886-1942.
Presidents--Argentina--Biography.
Harvard subject headings:
Argentina--Politics and government--1910-1943
Ortiz, Roberto Marcelino, Pres., Argentina, 1886-1942.
Presidents--Argentina--Biography
Princeton subject headings: