Knorr, W. R. (1975). The evolution of the euclidean elements: A study of the theory of incommensurable magnitudes and its significance for early greek geometry. D. Reidel.
Chicago-referens (17:e uppl.)Knorr, Wilbur Richard. The Evolution of the Euclidean Elements: A Study of the Theory of Incommensurable Magnitudes and Its Significance for Early Greek Geometry. Dordrecht: D. Reidel, 1975.
MLA-referens (9:e uppl.)Knorr, Wilbur Richard. The Evolution of the Euclidean Elements: A Study of the Theory of Incommensurable Magnitudes and Its Significance for Early Greek Geometry. D. Reidel, 1975.
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