APA aipamena

Rommen, H. A. (2013). Rommen, Heinrich A., Papers. DigitalGeorgetown.

Chicago Style aipamena

Rommen, Heinrich Albert. Rommen, Heinrich A., Papers. Washington, D.C.: DigitalGeorgetown, 2013.

MLA aipamena

Rommen, Heinrich Albert. Rommen, Heinrich A., Papers. DigitalGeorgetown, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.