Communications device data - Motorola (Phoenix, Ariz. : Motorola, 1995)
http://www.amazon.com/Communications-Device-Data/dp/B000GHH0T6/ref=sr_1_6?s=books&ie=UTF8&qid=1414566610&sr=1-6&keywords=communications+device+data+by+motorola
Keywords: EL, EE