Bibliography
|  (1981) Provisional atlas of the Marine dinoflagellates of the British Isles. , ,  ,  | 
          
|  (1981) Provisional atlas of the freshwater leeches of the British Isles. , ,  , 31 | 
          
|  (1980) Lepidoptera Heterocera, moths, provisional distribution maps.. , ,  ,  | 
          
|  (1980) Atlas of the bumblebees of the British Isles. , ,  ,  | 
          
|  (1978) Atlas of ferns of the British Isles. , ,  ,  | 
          
|  (1978) Provisional atlas of the insects of the British Isles: Part 8, Trichoptera: Hydroptilidae, caddisflies.. , ,  ,  | 
          
|  (1977) British Red Data Book, volume 1: Vascular Plants. , ,  ,  | 
          
|  (1976) The atlas of breeding birds in Britain and Ireland.. , ,  ,  | 
          
|  (1972) A key to the larvae, pupae and adults of the British species of Elminthidae. (Sci. (Scientific publication no. 26).. , ,  ,  | 
          
|  (1962) Atlas of the British flora. , ,  ,  |