Columbia subject headings:
Ruiz, Antonio, 1892?-1964--Criticism and interpretation.
Ruiz, Antonio, 1892?-1964--Exhibitions.
Harvard subject headings:
Ruiz, Antonio M., 1892?-1964--Criticism and interpretation.
Ruiz, Antonio M., 1892?-1964--Exhibitions.
Princeton subject headings:
Ruiz, Antonio M., 1892?-1964--Criticism and interpretation.
Ruiz, Antonio M., 1892?-1964--Exhibitions.