Kovalyov ,Nikolai <br/><br/>
USSR railway transport workers union / 
Nikolai Kovalyov  
 - Moscow :  Profizdat ,  1974 
 - 47p. ;  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trade unions<br/>Transport workers<br/>Railroad transportation
<br/><br/><label>Dewey Class. No.: </label>331.881  / KOV