Yn cynnwys mynegai = Includes index.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Ar draws gwlad : ysgrifau ar enwau lleoedd by Gwynedd O. Pierce. ISBN 0863814239. Published by Gwasg Carreg Gwalch in 1997. Publication and catalogue information, links to buy online and reader comments.
