APA (7th ed.) Zitazioa
Jaffe, J., & Albarda, M. (2014). Z.E.R.O.: Zero paid media as the new marketing model. John Wiley and Sons.
Chicago Style (17th ed.) Zitazioa
Jaffe, Joseph, eta Maarten Albarda. Z.E.R.O.: Zero Paid Media as the New Marketing Model. Hoboken, New Jersey: John Wiley and Sons, 2014.
MLA (9th ed.) Zitazioa
Jaffe, Joseph, eta Maarten Albarda. Z.E.R.O.: Zero Paid Media as the New Marketing Model. John Wiley and Sons, 2014.
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