Noll, A. Michael. <br/><br/>
Introduction to telephones and telephone systems / 
A. Michael Noll. 
 - Norwood, Mass. :  Artech House,  c1991. 
 - xi, 177 p. :  ill. 
 - Artech House telecom library .
<br/><br/><label>ISBN: </label>089006203X 
<br/><br/><label>LCCN: </label>92034369     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telephone.<br/>Telephone systems.