TY  - BOOK
AU  - Derfler,Frank J.
TI  - TRS-80 data communication systems
PY  - 1982///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Data transmission systems
KW  - TRS
KW  - 80 (Computer)
N1  - 'A Spectrum book.'; Includes index
ER  -