TY  - BOOK
AU  - Sanders,Mark
TI  - Communication technology : : today and tomorrow 
SN  - 0026771101
U1  - 600  
PY  - 1991///
CY  - New York
PB  - Glencoe/Macmillan/McGraw-Hill
KW  - Technology
KW  - Study and teaching
KW  - Communication
KW  - Methodology
ER  -