Columbia subject headings:
Mexico--History--Revolution, 1910-1920--Art and the revolution.
Siqueiros, David Alfaro--Criticism and interpretation.
Siqueiros, David Alfaro. March of humanity on earth and toward the cosmos.
Harvard subject headings:
Mexico--History--Revolution, 1910-1920--Art and the revolution.
Siqueiros, David Alfaro, 1896-1974--Criticism and interpretation.
Siqueiros, David Alfaro, 1896-1974. March of humanity on earth and toward the cosmos
Princeton subject headings:
Mexico--History--Revolution, 1910-1920--Art and the revolution.
Siqueiros, David Alfaro--Criticism and interpretation.
Siqueiros, David Alfaro. March of humanity on earth and toward the cosmos.