Pattern, B. M. (1953). Human embryology (2nd. ed.). McGraw-Hill.
Chicago Style aipamenaPattern, Bradley M. Human Embryology. 2nd. ed. New York: McGraw-Hill, 1953.
MLA aipamenaPattern, Bradley M. Human Embryology. 2nd. ed. McGraw-Hill, 1953.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.