| Key Title: | Telephony : for today's competing network market | CODEN: | TLPNAS | ISSN: | 0040-2656 | Language: | eng | Frequency: | M | Publisher: | Penton Media, Inc. | Publication Date: | 1901 | Subject Headings: | COMMUNICATIONS - TELEPHONE AND TELEGRAPH | DDC Class No: | 384 | Online Availability: | http://connectedplanetonline.com |
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| 950 | |aISRO-380015|bH|cVol.182-195,1972-78(missing: Vol.182,No.1-10,1972; Vol.184,No.3,5,1973; Vol.185,No.15,19,20,22-25,1973; Vol.186,No.1,3,7-9,14,17,20,1974; Vol.187,No.16,18,20-22,25,1974; Vol.190,No.14-26,1976; Vol.193,No.5-13,1977) |
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