APA (7th ed.) Citation

Pfeifer, J. D., Dehner, L. P., Hill, D. A., & O'Sullivan, M. J. (2001). Correspondence. Blackwell Science Ltd.

Chicago Style (17th ed.) Citation

Pfeifer, J D., L P. Dehner, D A. Hill, and M J. O'Sullivan. Correspondence. Oxford UK: Blackwell Science Ltd, 2001.

MLA (9th ed.) Citation

Pfeifer, J D., et al. Correspondence. Blackwell Science Ltd, 2001.