00517cam a2200169 a 4500008004100000020001800041020001800059040000800077050002300085100002200108245008300130260003200213300001100245505001700256650003500273650003900308080627s2009    cau      b    001 0 eng    a9781412964708  a9781412964715  aSDU00aP91.3bP866 A 20091 aPotter, W. James.10aArguing for a general framework for mass media scholarship /cW. James Potter.  aLos Angeles :bSage,c2009.  a394 p.  aHKBU Library 0aMass mediaxResearchxHistory. 0aMass mediaxResearchxMethodology.