Sy, Manuel C. Principle of midwifery procedures / Manuel C. Sy, Anny C. Wei and Merriam Editorial Staff.-- -- Manila: Merriam&Webster, 1985. viii, 368 p. : ill. ; 22 cm. Includes index. ISBN: 9711032309 Subjects--Topical Terms: Obstetrics. Dewey Class. No.: Fil 618.2 Sy1 1985