Cita APA (7a ed.)
AT & T (Firm). (1986). AT & T technology. AT & T.
Cita Chicago Style (17a ed.)
AT & T (Firm). AT & T Technology. [New York, NY]: AT & T, 1986.
Cita MLA (9a ed.)
AT & T (Firm). AT & T Technology. AT & T, 1986.
Precaución: Estas citas no son 100% exactas.