Collard, C. D. (2010). Harrison's Pulmonary and Critical Care Medicine. Texas Heart Institute.
Chicago Style aipamenaCollard, Charles D. Harrison's Pulmonary and Critical Care Medicine. Texas Heart Institute, 2010.
MLA aipamenaCollard, Charles D. Harrison's Pulmonary and Critical Care Medicine. Texas Heart Institute, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.