APA (7th ed.) Citation

SpringerLink (Online service), Berggren, L., Borwein, J. M., & Borwein, P. B. (2000). Pi, a sourcebook (2nd ed.). Springer.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Lennart Berggren, Jonathan M. Borwein, and Peter B. Borwein. Pi, a Sourcebook. 2nd ed. New York: Springer, 2000.

MLA (9th ed.) Citation

SpringerLink (Online service), et al. Pi, a Sourcebook. 2nd ed. Springer, 2000.