Não informado. (2001). The Bell System Technical Journal. American Telephone and Telegraph Company.
Style de citation Chicago (17e éd.)Não informado. The Bell System Technical Journal. New York: American Telephone and Telegraph Company, 2001.
Style de citation MLA (8e éd.)Não informado. The Bell System Technical Journal. American Telephone and Telegraph Company, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.