1. Advisory Paper No. 11, Second Edition, Ministry of Agriculture, Fisheries & Food, Her Majesty's Stationery Office, London.
2. The effect of blood loss on weight gain, haemoglobin and haematocrit in lambs fed different levels of protein;Alexander;Auburn Veterinarian,1965
3. Research needs and priorities for ruminant internal parasites in the United States;American Association of Veterinary Parasitologists;American Journal of Veterinary Research,1983
4. Distomiasis in cattle in Ostergotland and North Kalmar county 1953–1971;Anonymous;Report Svensk Husdjitrsskötsel,1974