C W S HOWE & R G Edwards. (1975). Immunobiology of Trophoblast. Cambridge.
Chicago Style aipamenaC W S HOWE and R G Edwards. Immunobiology of Trophoblast. Cambridge, 1975.
MLA aipamenaC W S HOWE and R G Edwards. Immunobiology of Trophoblast. Cambridge, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.