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.
Παραπομπή σε μορφή Chicago (17η εκδ.)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.
Παραπομπή σε μορφή MLA (8th εκδ.)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.