Columbia subject headings:
Alvear, Carlos María de, 1789-1852.
Argentina--Foreign relations--Bolivia.
Bolivia--Foreign relations--Peru.
Díaz Vélez, José Miguel.
Harvard subject headings:
Alvear, Carlos María de, 1789-1852.
Argentina--Foreign relations--Bolivia.
Bolivia--Foreign relations--Argentina.
Diaz Vélez, José Miguel.
Princeton subject headings:
Alvear, Carlos María de, 1789-1852.
Argentina--Foreign relations--Bolivia.
Bolivia--Foreign relations--Argentina.
Diaz Vélez, José Miguel.