Klein, F. (1894). The Evanston colloquium: Lectures on mathematics, delivered from Aug. 28 to Sept. 9, 1893, before members of the Congress of Mathematics held in conmnection with the World's Fair in Chicago at Northwestern University Evanston, Ill. New York: Published for H.S. White and A. Ziwet [by Macmillan.

Klein, Felix. The Evanston Colloquium: Lectures On Mathematics, Delivered From Aug. 28 to Sept. 9, 1893, Before Members of the Congress of Mathematics Held in Conmnection With the World's Fair in Chicago At Northwestern University Evanston, Ill. New York: Published for H.S. White and A. Ziwet [by Macmillan, 1894.

Klein, Felix. The Evanston Colloquium: Lectures On Mathematics, Delivered From Aug. 28 to Sept. 9, 1893, Before Members of the Congress of Mathematics Held in Conmnection With the World's Fair in Chicago At Northwestern University Evanston, Ill. New York: Published for H.S. White and A. Ziwet [by Macmillan, 1894.