Research
A contribution to the biology of the common shrew (Sorex araneus Linnaeus).
Middleton, A.D. 1931. In: Proceedings of the Zoological Society of London, 1931: 133-143. Zoological Society of London, London.
A further contribution to the study of cycles in British voles (Microtus).
Middleton, A.D. 1931. Journal of Ecology, 19: 190-199.
Squirrels and foresty.
Middleton, A.D. 1931. Forestry, 5: 34-40.
The grey squirrel.
Middleton, A.D. 1931. Empire Forestry Journal, 10: 14-19.