Bonavia, Michael Robert <br/><br/>
The economics of transport / 
Michael Robert Bonavia 
 - New ed. 
 - London :  James Nisbet & Co,  1947 
 - 219 p. :  ill. ;  20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation<br/>Transportation--United Kingdom