Fraser, F. C. (1975). Birth defects atlas and compendium.
Chicago Style aipamenaFraser, F. C. Birth Defects Atlas and Compendium. 1975.
MLA aipamenaFraser, F. C. Birth Defects Atlas and Compendium. 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.