Society of Economic Geologists (U.S.). (1905). Economic Geology. Economic Geology Publication.
Lua i Stíl Chicago (17ú heag.)Society of Economic Geologists (U.S.). Economic Geology. Lancaster, Pa: Economic Geology Publication, 1905.
Lua MLA (8ú heag.)Society of Economic Geologists (U.S.). Economic Geology. Economic Geology Publication, 1905.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.