APA (7th ed.) Citation

Blumenfeld, D., Cooper, D., Luckhardt, G., Reck, A., Schroeder, W., Arrington, R. L., & Beversluis, J. (1999). A companion to the philosophers (First edition.). Blackwell Publishers.

Chicago Style (17th ed.) Citation

Blumenfeld, David, David Cooper, Grant Luckhardt, Andrew Reck, William Schroeder, Robert L. Arrington, and John Beversluis. A Companion to the Philosophers. First edition. Malden, Massachusetts: Blackwell Publishers, 1999.

MLA (9th ed.) Citation

Blumenfeld, David, et al. A Companion to the Philosophers. First edition. Blackwell Publishers, 1999.