P1073 Yn cynnwys crynodeb gweithredol yn Gymraeg = Includes an executive summary in Welsh.
Buy a copy
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Development of a morphodynamic model of the Dyfi Estuary to inform future management decisions by Peter E. Robins. Published by Countryside Council for Wales in 2009. Publication and catalogue information, links to buy online and reader comments.