Cita APA (7a ed.)
(1984). Business digest. [AD Advertising Associates].
Cita Chicago Style (17a ed.)
Business Digest. [Portsmouth, N.H.]: [AD Advertising Associates], 1984.
Cita MLA (9a ed.)
Business Digest. [AD Advertising Associates], 1984.
Precaución: Estas citas no son 100% exactas.