APA (7th ed.) Citation
AT and T Bell Laboratories technical journal. American Telephone and Telegraph (AT&T).
Chicago Style (17th ed.) Citation
AT and T Bell Laboratories Technical Journal. New York, N.Y.: American Telephone and Telegraph (AT&T).
MLA (9th ed.) Citation
AT and T Bell Laboratories Technical Journal. American Telephone and Telegraph (AT&T).
Warning: These citations may not always be 100% accurate.