Non-Euclidean geometry : a critical and historical study of its development / authorized English translation with additional appendices by H.S. Carslaw ; with an introd. by Federigo Enriques ; with a suppl. containing the George Bruce Halsted translations of The science of absolute space, by John Bolyai [and] The theory of parallels, by Nicholas Lobachevski.
- [New York] : Dover Publications, 
xii, 268, xxx, 71, 50 p. : ill. ; 21 cm.