Shaver, d. c. (1993). Clinical manual of obstetrics. Mc Graw-Hill.
Chicago Style aipamenaShaver, david c. Clinical Manual of Obstetrics. Mc Graw-Hill, 1993.
MLA aipamenaShaver, david c. Clinical Manual of Obstetrics. Mc Graw-Hill, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.