APA (7th ed.) Citation

American Telephone and Telegraph Company. (1978). The bell journal of economics: Autumn 1978. American Telephone and Telegraph Company.

Chicago Style (17th ed.) Citation

American Telephone and Telegraph Company. The Bell Journal of Economics: Autumn 1978. Lancaster: American Telephone and Telegraph Company, 1978.

MLA (9th ed.) Citation

American Telephone and Telegraph Company. The Bell Journal of Economics: Autumn 1978. American Telephone and Telegraph Company, 1978.