000 00334nam a2200133Ia 4500
008 220201s1999 xx 000 0 eng d
041 _aENG
100 _aSTALLINGS,WILLIAMS
245 0 _aDATA,COMPUTER COMMUNICATION
250 _a5TH
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1999
300 _a798
942 _2ddc
999 _c61699
_d61699