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| What is a 3-D Public Relations Campaign?Friedman, Marshahttp://aboutpublicrelations.net/ucmfriedman17.htm 
 Publisher:  All Abour Public Relations
 Resource Type:  Article
 
 What was a 3-D marketing model must now become a 4-D model to corporate social media. This is how you crate an effective 4-D marketing campaign
 
 
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