TY  - BOOK
AU  - Tooley,Rod
AU  - Bailey,Roger
TI  - Communication technolygy: today and tomorrow : student workbook 
SN  - 0026771128
AV  - TK5101 T664C
PY  - 1991///
CY  - New York, N.Y.
PB  - Glencoe/McGraw-Hill
KW  - COMMUNICATION
KW  - TECHNOLOGY
ER  -