TY  - BOOK
AU  - Silverstone,Roger
TI  - Why study the median
SN  - 0761964541
U1  - 302.2321 Si587 1999 
PY  - 1999///
CY  - London
PB  - Sage
KW  - Mass media
KW  - Study and teaching
N1  - Includes bibliographical references and index
ER  -