Brief Guide : : National Gallery of Art (Washington) ; East Building.

MLA

Brief Guide : National Gallery of Art (washington) ; East Building. Washington: U.S. Government Printing Office, 1981.

APA

(1981). Brief Guide : National Gallery of Art (Washington) ; East Building. Washington: U.S. Government Printing Office.

Chicago

Brief Guide: National Gallery of Art (washington) ; East Building. Washington: U.S. Government Printing Office, 1981.