Lua APA (7ú heag.)

Tress, A., & Yves Navarre. (1980). Facing up: Arthur Tress. [Preface: Yves Navarre]. Letu [u.a.].

Lua i Stíl Chicago (17ú heag.)

Tress, Arthur, agus Yves Navarre. Facing Up: Arthur Tress. [Preface: Yves Navarre]. Genf [u.a.]: Letu [u.a.], 1980.

Lua MLA (8ú heag.)

Tress, Arthur, agus Yves Navarre. Facing Up: Arthur Tress. [Preface: Yves Navarre]. Letu [u.a.], 1980.

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