Drummond, M. F. Principles of economic appraisal in health care / M. F. Drummond - Oxford : Oxford University Press , 1980 - xvi, 132p. : ill. ; 20 cm. Includes index. ISBN: 0192612735 Subjects--Topical Terms: Medical careCost effectiveness Dewey Class. No.: 614.4Uk / DRU 2