Columbia subject headings:
Art, Puerto Rican--20th century.
Artists--Puerto Rico--Biography.
Martorell, Antonio, 1939-
Painters--Puerto Rico.
Harvard subject headings:
Artists--Puerto Rico--Biography.
Martorell, Antonio, 1939-
Princeton subject headings:
Art, Puerto Rican--20th century.
Artists--Puerto Rico--Biography.
Martorell, Antonio, 1939-
Painters--Puerto Rico.