Ryan, W. D. (1917). Illumination of the Panama-Pacific International Exposition: Presented at a meeting of the Schenectady Section of the American Institute of Electrical Engineers, Schenectady, N.Y., May 4, 1916. American Institute of Electrical Engineers.
Lua i Stíl Chicago (17ú heag.)Ryan, William D'Aarcy. Illumination of the Panama-Pacific International Exposition: Presented at a Meeting of the Schenectady Section of the American Institute of Electrical Engineers, Schenectady, N.Y., May 4, 1916. [New York?]: American Institute of Electrical Engineers, 1917.
Lua MLA (8ú heag.)Ryan, William D'Aarcy. Illumination of the Panama-Pacific International Exposition: Presented at a Meeting of the Schenectady Section of the American Institute of Electrical Engineers, Schenectady, N.Y., May 4, 1916. American Institute of Electrical Engineers, 1917.