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Mewn waled = In wallet.
v.1. Deunyddiau rhagarweinol = Introductory materials
v .2. Rhannau storiau am achosion = Sharing case studies
v. 3. Mynd ati i wneud ymchwil weithredu = Carrying out action research
v. 4. Astudio ymchwil weithredu ymhellach = Further study in action research
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Pecyn adnoddau ymchwil weithredu. ISBN 9780750442183. Published by Welsh Assembly Government in 2007. Publication and catalogue information, links to buy online and reader comments.