Society of Economic Geologists. (1909). Economic Geology Vol.4 Nos.1-8.
Chicago Edition CitationSociety of Economic Geologists. Economic Geology Vol.4 Nos.1-8. Economic Geology Publishing Co, 1909.
MLA引文Society of Economic Geologists. Economic Geology Vol.4 Nos.1-8. 1909.
警告:這些引文格式不一定是100%准確.