(1971). DATA HANDLING IN EPIDEMIOLOGY.
Chicago Style aipamenaDATA HANDLING IN EPIDEMIOLOGY. 1971.
MLA aipamenaDATA HANDLING IN EPIDEMIOLOGY. 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(1971). DATA HANDLING IN EPIDEMIOLOGY.
Chicago Style aipamenaDATA HANDLING IN EPIDEMIOLOGY. 1971.
MLA aipamenaDATA HANDLING IN EPIDEMIOLOGY. 1971.