Warnement, J. (2000). Art for the Nation: Collecting for a new century. National Gallery of Art.
Lua i Stíl Chicago (17ú heag.)Warnement, Julie. Art for the Nation: Collecting for a New Century. Washington: National Gallery of Art, 2000.
Lua MLA (8ú heag.)Warnement, Julie. Art for the Nation: Collecting for a New Century. National Gallery of Art, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.