TY  - BOOK
AU  - Derfler, Frank J.
TI  - TRS-80 data communication systems
SN  - 013931220X (pbk.);0139312382
AV  - TK5105 .D483 1982
U1  - 1.644 19
PY  - 1982///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Data transmission systems.;TRS-80 computers
N1  - Includes index
ER  -