Deunydd gwreiddiol = Original material: Scripture Union, 1988-1992.
Ar y clawr = On cover: Llyfr gweithgarwch Cristnogol i blant 5 oed = [Christian activity book for children aged 5].
Enfys : i gyd-fynd â Llyfr gwersi Ysgol Sul i blant 5 oed : Blwyddyn B. ISBN 1859940277. Published by Cyhoeddiadau'r Gair in 1995. Publication and catalogue information, links to buy online and reader comments.