Lua APA (7ú heag.)

Freksa, F., & Preetorius, E. (1912). Phosphor. Georg Müller.

Lua i Stíl Chicago (17ú heag.)

Freksa, Friedrich, agus Emil Preetorius. Phosphor. München: Georg Müller, 1912.

Lua MLA (8ú heag.)

Freksa, Friedrich, agus Emil Preetorius. Phosphor. Georg Müller, 1912.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.