Columbia subject headings:
Harvard subject headings:
College students--Mexico--Mexico City--Political activity--History--20th century--Pictorial works.
Student movements--Mexico--Mexico City--History--20th century--Pictorial works.
Princeton subject headings:
College students--Mexico--Mexico City--Political activity--History--20th century--Pictorial works.
Student movements--Mexico--Mexico City--History--20th century--Pictorial works.