APA (7th ed.) Citation

Kocmoud, D. J., Pierce, J. M., & Stegman, M. O. (1996). Pegasus mail for Windows: How to make your email fly. Manning.

Chicago Style (17th ed.) Citation

Kocmoud, David J., J. Matthew Pierce, and Michael O. Stegman. Pegasus Mail for Windows: How to Make Your Email Fly. Greenwich: Manning, 1996.

MLA (9th ed.) Citation

Kocmoud, David J., et al. Pegasus Mail for Windows: How to Make Your Email Fly. Manning, 1996.