Dorn, H. F. (1956). Some problems for research in mortality and morbidity.
Chicago Style aipamenaDorn, Harold F. Some Problems for Research in Mortality and Morbidity. 1956.
MLA aipamenaDorn, Harold F. Some Problems for Research in Mortality and Morbidity. 1956.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.