APA (7th ed.) Citation

(2008). Dumbarton Oaks: The collections. Dumbarton Oaks Research Library and Collection [u.a.].

Chicago Style (17th ed.) Citation

Dumbarton Oaks: The Collections. Washington, D.C: Dumbarton Oaks Research Library and Collection [u.a.], 2008.

MLA (9th ed.) Citation

Dumbarton Oaks: The Collections. Dumbarton Oaks Research Library and Collection [u.a.], 2008.