Gray, D. F. (1964). Immunology: An outline of basic principles, problems and theories concerning the immunological behaviour of man and animals. Elsevier.
Παραπομπή σε μορφή Chicago (17η εκδ.)Gray, David F. Immunology: An Outline of Basic Principles, Problems and Theories Concerning the Immunological Behaviour of Man and Animals. New York: Elsevier, 1964.
Παραπομπή σε μορφή MLA (8th εκδ.)Gray, David F. Immunology: An Outline of Basic Principles, Problems and Theories Concerning the Immunological Behaviour of Man and Animals. Elsevier, 1964.
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