Regional inventories on Beds, Cambs and Northants (UK), 1992 /
Taylor, J. C.
Eva, H. D.
Silsoe College.
Commission of the European Communities.Joint Research Centre.
Silsoe : Silsoe College,
1992.
Final report.
"Produced by Silsoe College for the Joint Research Centre, Commission of the European Communities"
"Contract no. 4817-92-06 ED ISP GB"