Diffo the dynamo
By: written by Calvin Irons ; illustrated by Geoff Hocking.
Contributors: Hocking, Geoff.
Series: Maths Links. Level 2 : solving subtraction problems; Maths Links
Publisher: Mimosa Publications; Kingscourt
Published: 1994
Place of publication: Hawthorn, Victoria; London
Language: eng
Notes: Title from cover.