Society of Economic Geologists (U.S.). (1905). Economic Geology. Economic Geology Publication.
Citação do estilo Chicago (17ª ed.)Society of Economic Geologists (U.S.). Economic Geology. Lancaster, Pa: Economic Geology Publication, 1905.
Citação MLA (8ª ed.)Society of Economic Geologists (U.S.). Economic Geology. Economic Geology Publication, 1905.
Atenció: Aquestes cites poden no estar 100% correctes.