Barrett, J. (1981). Biochemistry of porasitic helminths. Macmillan.
Chicago Style aipamenaBarrett, John. Biochemistry of Porasitic Helminths. London: Macmillan, 1981.
MLA aipamenaBarrett, John. Biochemistry of Porasitic Helminths. Macmillan, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.