Mitton, Tony. Tremendous tractors / Tony Mitton and Ant Parker. - Boston : Kingfisher, 2005. - 1 v. (unpaged) : col. ill. ; 21 cm. - Amazing machines . ISBN: 0753459183 LCCN: 2005027415 Subjects--Topical Terms: Farm tractors--Juvenile literature. LC Class. No.: S711 / .M57 2005 Dewey Class. No.: 631.3/72