Planning and Transport research and computation. Royal society of tropical medicine. (London   26-27 May 1970)    

 - London  PTRC Co. ltd.          1970 
 - 65p.  cm. 
<br/><br/> Seminar Proceedings, Environmental Standards. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(D5)p56124, N70, L0