Non-Euclidean geometry : or, Three moons in mathesis

MLA

Lieber, Lillian R. and Library of Theodore Dreiser (University of Pennsylvania). Non-Euclidean geometry : or, Three moons in mathesis. New York : Academy Press, [1931]

APA

Lieber, L. & Library of Theodore Dreiser (University of Pennsylvania). (1931). Non-Euclidean geometry : or, Three moons in mathesis. New York : Academy Press.

Chicago

Lieber, Lillian R. and Library of Theodore Dreiser (University of Pennsylvania). Non-Euclidean geometry : or, Three moons in mathesis. New York : Academy Press, [1931]