APA (7th ed.) Citation

Down, P. J. (1977). Fault diagnosis in data communications systems. NCC Publications.

Chicago Style (17th ed.) Citation

Down, P. J. Fault Diagnosis in Data Communications Systems. Manchester: NCC Publications, 1977.

MLA (8th ed.) Citation

Down, P. J. Fault Diagnosis in Data Communications Systems. NCC Publications, 1977.

Warning: These citations may not always be 100% accurate.