Male, D. (2014) Immunology: an illustrated outline 5th ed. New York, Garland Science.
Male, D.K., Brostoff, J., Roth, D.B. and Roitt, I.M. (eds.) (2013) Immunology Eighth edition. [online]. [Philadelphia, Pa.?], Elsevier. Available from: http://www.vlebooks.com/vleweb/product/openreader?id=WofEngland&isbn=9780702050282.
Punt, J., Stranford, S.A., Jones, P.P., Owen, J.A., Kuby, J. and Owen, J.A. (2019) Kuby immunology Eighth edition. New York, NY, Macmillan Education.