Ogle, Edmon B. <br/><br/>
Long distance please :  the story of the TransCanada Telephone System / 
E. B. Ogle. 
 - Toronto:  Collins Publishers,  1979. 
 - 300 s. :  il. ;  24 cm. 
<br/><br/>Bibliogr. 288-296. Indeks. 
<br/><br/><label>ISBN: </label>0002161672 
<br/><br/><label>Universal Decimal Class. No.: </label>654.14/.16(71)