APA (7th ed.) Citation

National Gallery of Art (U.S.). (1961). Thomas Eakins, a retrospective exhibition.

Chicago Style (17th ed.) Citation

National Gallery of Art (U.S.). Thomas Eakins, a Retrospective Exhibition. [Washington], 1961.

MLA (9th ed.) Citation

National Gallery of Art (U.S.). Thomas Eakins, a Retrospective Exhibition. 1961.

Warning: These citations may not always be 100% accurate.