G, F., R., M.D, J., P., P.(1970).Diagnosis of Diseases of The Chest Volume 1 : an integrated study based on the abnormal roentgenogram (-).Philadelphia:W.B. Saunders Company.
Gaya MLA
G, F., R., M.D, J., P., P..Diagnosis of Diseases of The Chest Volume 1 : an integrated study based on the abnormal roentgenogram.-Philadelphia:W.B. Saunders Company,1970.Text.