Cita APA (7th ed.)

Geldzahler, H. (1965). American painting in the twentieth century. Metropolitan Museum of Art.

Cita Chicago (17th ed.)

Geldzahler, Henry. American Painting in the Twentieth Century. New York: Metropolitan Museum of Art, 1965.

Cita MLA (9th ed.)

Geldzahler, Henry. American Painting in the Twentieth Century. Metropolitan Museum of Art, 1965.