APA aipamena

Ball, H. C. J., & Chambers, J. S. W. (1956). Primary Cervical Dystocia Treated with Caudal Analgesia.

Chicago Style aipamena

Ball, H. C. J., and J. S. W. Chambers. Primary Cervical Dystocia Treated With Caudal Analgesia. 1956.

MLA aipamena

Ball, H. C. J., and J. S. W. Chambers. Primary Cervical Dystocia Treated With Caudal Analgesia. 1956.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.