Não informado. (2001). The Bell System Technical Journal. American Telephone and Telegraph Company.
Chicago Style (17th ed.) CitationNão informado. The Bell System Technical Journal. New York: American Telephone and Telegraph Company, 2001.
MLA (8th ed.) CitationNão informado. The Bell System Technical Journal. American Telephone and Telegraph Company, 2001.
Warning: These citations may not always be 100% accurate.