Fitzgerald, M. J. T., & Fitzgerald, M. (1994). Human embryology. Ballière Tindall.
Chicago Style aipamenaFitzgerald, M. J. T., and Maeve Fitzgerald. Human Embryology. London: Ballière Tindall, 1994.
MLA aipamenaFitzgerald, M. J. T., and Maeve Fitzgerald. Human Embryology. Ballière Tindall, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.