APA (7th ed.) Citation

Klein, F., & Hermann, R. (1979). Development of mathematics in the nineteenth century. Math Sci Pr.

Chicago Style (17th ed.) Citation

Klein, Felix, and Robert Hermann. Development of Mathematics in the Nineteenth Century. Brookline, Mass: Math Sci Pr, 1979.

MLA (9th ed.) Citation

Klein, Felix, and Robert Hermann. Development of Mathematics in the Nineteenth Century. Math Sci Pr, 1979.