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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)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.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)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.