000 00376nam a2200133Ia 4500
008 190706s9999 xx 000 0 und d
020 _a008-034-092-X
082 _a621.382 P439
100 _aPERGAMON INFOTECH
245 0 _aCOMMUNICATIONS STANDARDS STATE OF THE ART REPORT 14:3
260 _aENGLAND
_bPergamon Press
_c1986
300 _axi+488p., 30x21cms.
942 _cREF
_2DDC
999 _c7437
_d7437