APA (7th ed.) Citation

Page, A. W. (1941). The Bell telephone system (3d ed.). Harper & Brothers.

Chicago Style (17th ed.) Citation

Page, Arthur W. The Bell Telephone System. 3d ed. New York: Harper & Brothers, 1941.

MLA (9th ed.) Citation

Page, Arthur W. The Bell Telephone System. 3d ed. Harper & Brothers, 1941.