Cohen, W. R. (1999). Cherry and Merkatz`s complications of pregnancy (5th ed.). Lippincott Williams & Wilkins.
Chicago Style aipamenaCohen, Wayne R. Cherry and Merkatz`s Complications of Pregnancy. 5th ed. Philadelphia: Lippincott Williams & Wilkins, 1999.
MLA aipamenaCohen, Wayne R. Cherry and Merkatz`s Complications of Pregnancy. 5th ed. Lippincott Williams & Wilkins, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.