Wildfowl and wader counts 1981-1982 : the results of the national wildfowl counts and birds of estuaries enquiry /
Salmon, D. G.,editor.
Scott, Peter,1909-1989,illustrator.
Braithwaite, D.,illustrator.
Arlott, Norman,illustrator.
Thelwell, D. A.,illustrator.
Wildfowl Trust,issuing body.