O.E.C.D. standard code for the official testing of agricultural tractors. 

 - Paris :  OECD ,  1970 
 - 66p. :  ill. ;  25 cm.  
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0119203359 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural mechanization<br/>Standards<br/>Testing<br/>Farm tractors
<br/><br/><label>Dewey Class. No.: </label>631.3  / OECD-2