Important Sites Egyptian Knowledge Bank- EKB Egyptian Public Relations Association Al Arabia Public Relations Agency Author Name: Duha Essam Hassan Rawas Country: KSA University: Umm Al-Qura University Department: Mass Communication Department Job: MA Public Relations, Media Department, Email: duha.er@hotmail.com Phone: Author Page: Published Articles: Media processing of the official pages of the National Center for Measurement through social networking sites , Vol.7 , Twenty Second Issue PP:9 Download