Metropolitan Museum of Art (New York, N.Y.). (1989). American pastel in the Metropolitan Museum of Art. Metropolitan Museum of Art.
Lua i Stíl Chicago (17ú heag.)Metropolitan Museum of Art (New York, N.Y.). American Pastel in the Metropolitan Museum of Art. New York: Metropolitan Museum of Art, 1989.
Lua MLA (9ú heag.)Metropolitan Museum of Art (New York, N.Y.). American Pastel in the Metropolitan Museum of Art. Metropolitan Museum of Art, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.