Robertson, I., & Rossiter, S. Handbook to Paris and its environs (12a ed., revisada.).
Lua i Stíl Chicago (17ú heag.)Robertson, Ian, agus Stuart Rossiter. Handbook to Paris and Its Environs. 12a ed., revisada.
Lua MLA (8ú heag.)Robertson, Ian, agus Stuart Rossiter. Handbook to Paris and Its Environs. 12a ed., revisada.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.