Cita APA (7a ed.)

Richter, R. (1922). Ueber das Aethylfruktosid. [s.n.].

Cita Chicago Style (17a ed.)

Richter, Reinhold. Ueber Das Aethylfruktosid. Danzig: [s.n.], 1922.

Cita MLA (9a ed.)

Richter, Reinhold. Ueber Das Aethylfruktosid. [s.n.], 1922.