1. BAKER, J. R. (1960)Principles of Biological Microtechnique. London: Methuen.
2. BANCROFT, J. D. & STEVENS, A. (1982)Theory and Practice of Histological Techniques. Edinburgh: Churchill Livingstone.
3. BOYUM, A. (1968) Separation of leucocytes from blood and bone marrow.Scand. J. Clin. Lab. Invest. (Suppl. 97)77, 77–98.
4. COLLINS, V. P., ARBORGH, D. & BRUNK, U. (1977) A comparison of the effects of three widely used glutaraldehyde fixatives on cellular volume and structure.Acta Pathol. Microbiol. Scand.,A85, 157–68.
5. DACIE, J. V. & LEWIS, S. M. (1984)Practical Haematology, p. 179. Edinburgh: Churchill Livingstone.