ONGGO, B. J. (2004). E-PR menggapai publisitas di era interaktif lewat media online. Andi Offset.
Chicago Style (17th ed.) CitationONGGO, Bob Julius. E-PR Menggapai Publisitas Di Era Interaktif Lewat Media Online. Andi Offset, 2004.
MLA (8th ed.) CitationONGGO, Bob Julius. E-PR Menggapai Publisitas Di Era Interaktif Lewat Media Online. Andi Offset, 2004.
Warning: These citations may not always be 100% accurate.