TY  - BOOK
AU  - McHale,John
TI  - The changing information environment
T2  - Environmental studies
SN  - 0236400525 :
U1  - 301.243 
PY  - 1976///
CY  - London
PB  - Elek
KW  - Information science
KW  - Technology
KW  - Social aspects
N1  - Includes bibliographical references and index
ER  -