Wilson, Kristopher Michael <br/><br/>
Learning about global warming from the media :  a study of print and electronic media as sources of geographic knowledge. 

 -  University of Colorado,  1993 
 - 386 
<br/><br/>Doctor of Philosophy 
<br/><br/><label>Subjects--Index Terms: </label>Medios Electrónicos Medios Impresos