00535cam a2200145 a 4500 0240514912 (hb) 621.382 TEL Fraidon Mazda (editor) Telecommunications engineer's reference book Oxford Boston Focal Press 1998. various pages : ill. ; 25 cm. Telecommunication. Reference book Mathematical techniques Physical phenomena Communication applications PABX and key system Fast packets switching FEAS BK 0 0 0 1 RIU RIU 2012-09-24 Purchased: Star Books 15063.30 0 621.382 TEL 4210 2012-09-24 00:00:00 1 2019-02-21 BK Reference: 5080 5080