1. Agricultural Research Council 1980 The Nutrient Requirements of Ruminant Livestock. Commonwealth Agricultural Bureaux, Farnham Royal, Slough, Berkshire, UK.
2. Agricultural Research Council 1984 The Nutrient Requirements of Ruminant Livestock Supplement No 1. Commonwealth Agricultural Bureaux, Farnham Royal, Slough, Berkshire, UK.
3. 1975 Dietary and gastrointestinal control of hormones regulating carbohydrate metabolism in ruminants. In: Digestion and Metabolism in the Ruminant, eds and , University of New England Publishing Unit. Armidale, Australia, pp 383–398.
4. Free Amino Acids in Blood of Ruminants—Physiological and Nutritional Regulation