Bonola, R., Bólyai, J., & Lobachevskiĭ, N. I. (1955). Non-Euclidean geometry: A critical and historical study of its development. Dover Publications.
Styl ChicagoBonola, Roberto, János Bólyai, a N. I. Lobachevskiĭ. Non-Euclidean Geometry: A Critical and Historical Study of Its Development. [New York]: Dover Publications, 1955.
Citace podle MLABonola, Roberto, et al. Non-Euclidean Geometry: A Critical and Historical Study of Its Development. Dover Publications, 1955.
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