Wilkinson, T. (2003). The difficulty in diagnosis of pulmonary embolism. BMJ Group.
Chicago Style aipamenaWilkinson, T. The Difficulty in Diagnosis of Pulmonary Embolism. BMJ Group, 2003.
MLA aipamenaWilkinson, T. The Difficulty in Diagnosis of Pulmonary Embolism. BMJ Group, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.