Stevens, D. L. (1972). The History of Huntington's Chorea. J R Coll Physicians Lond.
Chicago Style aipamenaStevens, David L. "The History of Huntington's Chorea." J R Coll Physicians Lond 1972.
MLA aipamenaStevens, David L. "The History of Huntington's Chorea." J R Coll Physicians Lond 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.