Amstutz, G. C. (1971). Glossary of mining geology: In English, Spanish, French, and German. Ferdinand Enke Verlag.
Chicagoスタイル(17版)引用形式Amstutz, Guhart C. Glossary of Mining Geology: In English, Spanish, French, and German. Stuttgart: Ferdinand Enke Verlag, 1971.
MLA(9版)引用形式Amstutz, Guhart C. Glossary of Mining Geology: In English, Spanish, French, and German. Ferdinand Enke Verlag, 1971.
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