Morgan, William Keith C., Occupational lung diseases / By Wm. Keith C. Morgan and Anthony Seaton, with contributions by R. Burrell ... (et al.). - Philadelphia : Saunders, 1975. - xiii, 391 pages : illustrations ; 25 cm. Includes bibliographical references and index. ISBN: 0721665551 Subjects--Topical Terms: Lungs--Dust diseases.Lungs--Diseases.Occupational diseases.