000 00457nam a22001577a 4500
008 230615b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a621.39:681.324
_bN9
245 _aHandbook of communications systems management
260 _aU.S.A.:
_bCRC Press,
_c1999
300 _axvii,
650 _aCommunication
653 _aScience
700 _aHeld, Gilbert (Ed.)
942 _2udc
_cHDK
999 _c43923
_d43923