APA (7th ed.) Citation

Aaboe, A. (1963). Episodes from the early history of mathematics. L. W. Singer.

Chicago Style (17th ed.) Citation

Aaboe, Asger. Episodes from the Early History of Mathematics. [New York]: L. W. Singer, 1963.

MLA (9th ed.) Citation

Aaboe, Asger. Episodes from the Early History of Mathematics. L. W. Singer, 1963.