APA (7th ed.) Citation

British Telecom, Spirit, D. M., & O'Mahony, M. J. (1995). High capacity optical transmission explained. Wiley.

Chicago Style (17th ed.) Citation

British Telecom, D. M. Spirit, and M. J. O'Mahony. High Capacity Optical Transmission Explained. Chichester: Wiley, 1995.

MLA (9th ed.) Citation

British Telecom, et al. High Capacity Optical Transmission Explained. Wiley, 1995.