TY  - BOOK
AU  - Hartley,John
TI  - Communication, cultural and media studies: the key concepts 
T2  - Routledge key guides
SN  - 9780415563239
AV  - P90 H377C 2011
PY  - 2011///
CY  - London
PB  - Routledge
KW  - Communication
KW  - Mass media
KW  - Communication and culture
N1  - Includes bibliographical references and index
ER  -