Mud glorious mud : a guide to the Eden Estuary.
Kyle, Anne-Margaret.
Wemyss Environmental Education Centre.
Guardbridge Primary School (Guardbridge, Scotland)
[East Wemyss : Wemyss Environmental Education Centre],
c1991.
Cover title.
Written by Anne-Margaret Kyle and 22 other pupils from Guardbridge Primary School.
Illustration on lining paper.
Estuarine ecology