000 00313nam a22001217a 4500
003 Ost
008 250123b |||||||| |||| 00| 0 eng d
020 _a9781447143567
245 _aCommunications and Networking
_bAn Introduction
_cCOWLEY John
260 _aLondon
_bSpringer
_c2023
300 _a9cm
942 _2lcc
_cBK
999 _c8496
_d8496