Cita APA (7th ed.)

Phillpis, E. R. (1987). Studies in the history of mathematics. The Mathematical Association of America.

Cita Chicago (17th ed.)

Phillpis, Esther R. Studies in the History of Mathematics. Washington, D.C: The Mathematical Association of America, 1987.

Cita MLA (9th ed.)

Phillpis, Esther R. Studies in the History of Mathematics. The Mathematical Association of America, 1987.