APA

TWENTIETH CENTURY ART: SELECTIONS FOR THE TENTH ANNIVERSARY OF THE EAST BUILDING. Washington, D.C: NATIONAL GALLERY OF ART.

Chicago

TWENTIETH CENTURY ART: SELECTIONS FOR THE TENTH ANNIVERSARY OF THE EAST BUILDING. Washington, D.C: NATIONAL GALLERY OF ART.

Harvard

TWENTIETH CENTURY ART: SELECTIONS FOR THE TENTH ANNIVERSARY OF THE EAST BUILDING. Washington, D.C: NATIONAL GALLERY OF ART.

MLA

Washington, D.C: NATIONAL GALLERY OF ART. .