White, C. L. (1964). World economic geography. Wadsworth Pub. Co..
Lua i Stíl Chicago (17ú heag.)White, C. Langdon. World Economic Geography. [n.p.]: Wadsworth Pub. Co., 1964.
Lua MLA (9ú heag.)White, C. Langdon. World Economic Geography. Wadsworth Pub. Co., 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.