Gaya APA
Ries, A., Ries, L. (2004).
The Fall Of Advertising And The Rise Of PR (Dua).
Jakarta:
PT Gramedia Pustaka Utama.
Gaya MLA
Ries, Al., Ries, Laura.
"The Fall Of Advertising And The Rise Of PR".
Dua
Jakarta:
PT Gramedia Pustaka Utama,
2004.
Text.