APA (7th ed.) Citation

Bonola, R. (1955). Non-euclidean geometry: A critical and historical study of its development. Dover Publications.

Chicago Style (17th ed.) Citation

Bonola, Roberto. Non-euclidean Geometry: A Critical and Historical Study of Its Development. New York: Dover Publications, 1955.

MLA (8th ed.) Citation

Bonola, Roberto. Non-euclidean Geometry: A Critical and Historical Study of Its Development. Dover Publications, 1955.