Ries, A. (2004). The Fall of Advertising & The Rise of PR. Gramedia.
Cita Chicago Style (17a ed.)Ries, Al. The Fall of Advertising & The Rise of PR. Gramedia, 2004.
Cita MLA (8a ed.)Ries, Al. The Fall of Advertising & The Rise of PR. Gramedia, 2004.
Precaución: Estas citas no son 100% exactas.