APA Edition Citation

Berggren, J. L., Borwein, J. M., & Borwein, P. B. (2004). Pi, a source book (3rd ed.). Springer.

Chicago Edition Citation

Berggren, J. L., Jonathan M. Borwein, and Peter B. Borwein. Pi, a Source Book. 3rd ed. New York: Springer, 2004.

MLA Edition Citation

Berggren, J. L., et al. Pi, a Source Book. 3rd ed. Springer, 2004.