Addasiad Cymraeg gan = Welsh adaptation by: Barbara Owen.
Addasiad o = Adaptation of: 52 ideas for junior classroom assemblies. Crowborough: Monarch, 1995.
52 o syniadau ar gyfer gwasanaethau mewn dosbarth cynnar by Chris Chesterton. ISBN 1859942555. Published by Cyhoeddiadau'r Gair in 2003. Publication and catalogue information, links to buy online and reader comments.