Modern Railroads Rail Trans. 

 - Chicago :  Cahners Pub. Co. etc. ,  1971- 
 -  28 cm. 
 - miesięcznik 
 - Vol. 26 1971, nr 1- 
<br/><br/><label>ISSN: </label>0193-3272 
 = Modern Railroads Rail Transit 
 = Mod. Railr. Rail Transit 
<br/><br/><label>Universal Decimal Class. No.: </label>625.1/.5