Singh, Jagjit . <br/><br/>
Statistical Aids to Railway Operation /  Textual Documents 
Jagjit Singh. 
 - 1st ed. / 
 - Bombay :  Asia Publishing House ,  C 1965. 
 - 194p. ;  23cm. 
<br/><br/><label>Subjects--Index Terms: </label>Statistics-Railway Operation G-Statistics 
<br/><br/><label>Dewey Class. No.: </label>311.2  / Si 64 St