Maring, J. <br/><br/>
Technical aspects in the prevention of noise from agricultural tract ors :    report transmitted by the government of the Netherlands /  
J . Maring. 
 - New York :    United Nations,    1973 
 - 8 p. ;    28 cm. 
 - AGRI/MECH Report    no. 53. .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Tractors.