Não informado. (1948). Esso oilways international. Standard Oil Company of Brazil.
Lua i Stíl Chicago (17ú heag.)Não informado. Esso Oilways International. Rio de Janeiro: Standard Oil Company of Brazil, 1948.
Lua MLA (8ú heag.)Não informado. Esso Oilways International. Standard Oil Company of Brazil, 1948.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.