Statisque des services postaux 2019 (Postal statistics ) 
UPU 
 - Berne :  Lukasz piotrowski ;  c2019 
 - xi,  468 p. :  30cm  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Postal communication 
<br/><br/><label>Dewey Class. No.: </label>383.02