Cita APA (7th ed.)
Pfeiffer, F. J. W. (1882). Über interstitielle Pneumonie.
Cita Chicago (17th ed.)
Pfeiffer, Friedrich Julius Wilhelm. Über Interstitielle Pneumonie. 1882.
Cita MLA (9th ed.)
Pfeiffer, Friedrich Julius Wilhelm. Über Interstitielle Pneumonie. 1882.
Atenció: Aquestes cites poden no estar 100% correctes.