00778nam a2200265 a 4500 55335 BD-RjUL 20211209080241.0 161116s1982 njua 001 0 eng 0135807204 0135807123 (pbk.) (BD-RjUL)55457 DLC DLC BD-RjUL eng eng 004.6 23 DEM 1982 Derfler, Frank J. 164851 Microcomputer data communication systems / Frank J. Derfler, Jr. Englewood Cliffs, N.J. : Prentice-Hall, c1982. ix, 129 p. : ill. ; 25 cm. "A Spectrum book." Includes index. Data transmission systems. 164852 Microcomputers. 164853 ddc BK 55335 55335 0 0 ddc 0 0 NFIC RUCL RUCL Stack 2007-09-17 N/A 0.00 0 004.6 DEM 1982 2016-11-16 00:00:00 C-2 2016-11-16 BK 0 0 ddc 0 1 NFIC RUCL RUCL Reading 2003-12-18 Asia Foundation 0 004.6 DEM 1982 2017-03-22 00:00:00 C-1 2017-03-22 BK