Lua APA (7ú heag.)

(1997). Pia Fries.

Lua i Stíl Chicago (17ú heag.)

Pia Fries. Freiburg [u.a.], 1997.

Lua MLA (8ú heag.)

Pia Fries. 1997.

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