Galloway, J. (1960). Rudolf von Huhn: Exhibition of water colors and prints.
Lua i Stíl Chicago (17ú heag.)Galloway, John. Rudolf Von Huhn: Exhibition of Water Colors and Prints. Oakland, 1960.
Lua MLA (8ú heag.)Galloway, John. Rudolf Von Huhn: Exhibition of Water Colors and Prints. 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.