Bonola, R. (1955). Non-Euclidean geometry: A critical and historical study of its developments.
Chicago Edition CitationBonola, Roberto. Non-Euclidean Geometry: A Critical and Historical Study of Its Developments. Dover Publcations, New York, 1955.
MLA Edition CitationBonola, Roberto. Non-Euclidean Geometry: A Critical and Historical Study of Its Developments. 1955.
Warning: These citations may not always be 100% accurate.