Gwarchdfeydd natur cenedlaethol =
Subtitle: National nature reserves.
Contributors: Countryside Council for Wales.
Publisher: Cyngor Cefn Gwlad Cymru
Published: 1996
Place of publication: Bangor
Language: eng
Number of pages: 96
Subjects: Natural areas -- Wales.
Notes: Testun Cymraeg/Saesneg = Welsh/English text.