Lua APA (7ú heag.)

Não informado. (1921). Brazilian business. American Chamber of Commerce for Brazil.

Lua i Stíl Chicago (17ú heag.)

Não informado. Brazilian Business. Rio de Janeiro: American Chamber of Commerce for Brazil, 1921.

Lua MLA (8ú heag.)

Não informado. Brazilian Business. American Chamber of Commerce for Brazil, 1921.

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