Fleming, H. M. (1966). Gasoline prices and competition. Appleton-Century-Crofts.
Lua i Stíl Chicago (17ú heag.)Fleming, Harold M. Gasoline Prices and Competition. New York: Appleton-Century-Crofts, 1966.
Lua MLA (9ú heag.)Fleming, Harold M. Gasoline Prices and Competition. Appleton-Century-Crofts, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.