APA (7th ed.) Citation

Cohen, H. (2011). Numerical approximation methods: π ≈ 355/113. Springer.

Chicago Style (17th ed.) Citation

Cohen, Harold. Numerical Approximation Methods: π ≈ 355/113. New York: Springer, 2011.

MLA (9th ed.) Citation

Cohen, Harold. Numerical Approximation Methods: π ≈ 355/113. Springer, 2011.