Reviewing the impact of agency permissions and activities on bird populations in special protection areas : level 1 interpretation /
Armitage, M. J. S.
British Trust for Ornithology.
Thetford : British Trust for Ornithology,
2002.
"September 2002 ; report of work carried out by the British Trust for Ornithology under contract to the Environment Agency with financial input from English Nature and the Countryside Council for Wales" -- t.p.
Bird populations
Wildlife conservation