Teitl o'r clawr = Title from cover.
Addasiad Cymraeg o = Welsh adaptation of: 'Prayers for all seasons', 1998.
Gweddïau'r pedwar tymor : casgliad cynhwysfawr o weddïau ar gyfer addoliad cyhoeddus by Nick Fawcett. ISBN 1859945538. Published by Cyhoeddiadau'r Gair in 2006. Publication and catalogue information, links to buy online and reader comments.