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Spirit levels (2009)
The Biodiversity of the South-West: an audit of the South-West biological resource (1996)
Exmoor moorland breeding bird survey 1992/93 (1994)
An internationally important wetland in crisis: a case history of wetland destruction (1991)
Wildlife of the Somerset levels and moors
Brean Down, Somerset (1913)
Birds of the west country (1980)
An ornithological survey of the Somerset Levels, 1976-77 (1978)