Graham J <br/><br/>
Dictionary of Telecommunications 

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 - 180 
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<br/><br/> - 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>81-7224-805-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>"Electronics and Communication, "TeleCommunications