Hans Georg Kuehn, O. G. (2009). Relationship between anal symptoms and anal findings. Ivyspring International Publisher.
Chicago Style aipamenaHans Georg Kuehn, Ole Gebbensleben. Relationship between Anal Symptoms and Anal Findings. Ivyspring International Publisher, 2009.
MLA aipamenaHans Georg Kuehn, Ole Gebbensleben. Relationship between Anal Symptoms and Anal Findings. Ivyspring International Publisher, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.