Large, Tori. The Usborne illustrated dictionary of maths / by Tori Large; designed and illustrated by Adam Constantine ; edited by Kirsteen Roger. - London : Usborne, 2006. - 128 p.: col. ill., 24 cm. Includes index. English. ISBN: 9781409546962 Subjects--Topical Terms: Mathematics --Dictionaries, Juvenile. Dewey Class. No.: R 510 LAR