Columbia subject headings:
Muñoz Marín, Luis, 1898-1980.
Statesmen--Puerto Rico--Biography.
Harvard subject headings:
Muñoz Marín, Luis, 1898-1980.
Statesmen--Puerto Rico--Biography.
Princeton subject headings:
Muñoz Marín, Luis, 1898-1980.
Statesmen--Puerto Rico--Biography.