Digital communications, volumes 1, 2 and 3.  1,2 and 3.  Instructor's guide /  [Book]. 
by the staff of Lab-Volt. 
 - 1st ed. 
 - [Sainte-Foy, Quebec] :  Lab-Volt,  1988. 
 - 1 v. (various pagings) :  ill. ;  28 cm. 
<br/><br/> Answers given in the end. 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>2892891442 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>91008517X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital communications.<br/>Telecommunication.<br/>Transmission numřique.<br/>Tľčommunications.
<br/><br/><label>Dewey Class. No.: </label>621.382