DeFleur, Melvin L.  <br/><br/>Mass communication theories:  explaining origins, processes, and effects/ Melvin L. DeFleur, and Margaret H. DeFleur.  -- 2nd ed.  -- New York, NY:  Routledge,  2022. <br/>x, 356 p.;  25 cm.  <br/><br/><label>ISBN: </label>9780367533533 <br/><br/><label>Subjects--Topical Terms: </label><br/>Communication studies.<br/>Mass media. <br/><br/><label>Dewey Class. No.: </label>Res 302.23 D3139 2022