APA-Zitierstil (7. Ausg.)

American Telephone and Telegraph Company & American Telephone and Telegraph Company. Information Dept. Bell Telephone magazine. American Telephone and Telegraph Co., etc.].

Chicago-Zitierstil (17. Ausg.)

American Telephone and Telegraph Company und American Telephone and Telegraph Company. Information Dept. Bell Telephone Magazine. [New York: American Telephone and Telegraph Co., etc.].

MLA-Zitierstil (8. Ausg.)

American Telephone and Telegraph Company und American Telephone and Telegraph Company. Information Dept. Bell Telephone Magazine. American Telephone and Telegraph Co., etc.].