Sy, Manuel C. Principle of bacteriology as applied to midwifery practice / Manule C. Sy and Anny C. Wei and Merriam Editorial Staff.-- -- Manila: Merriam & Office Supplies, 1984. v, 159 p. ; 22 cm. Includes bibliographical references. ISBN: 9711031280 Subjects--Topical Terms: Medical bacteriology.Obstetrics. Dewey Class. No.: Fil 616.92 Sy1 1984