Roitt, Ivan M. Essential immunology - Oxford (Osney Mead, Oxford OX2 OEL), Blackwell Scientific Publications, 1971. - ix, 220 p. ill. Distributed in the U.S.A. by F. A. Davis Co., Philadelphia. ISBN: 0632077700 Subjects--Topical Terms: Immunology.Immunity. LC Class. No.: MED QR181 / R57