Weber, M. C. W. (1902). (Page 121) Observation of manganese deposits during the Dutch Siboga Expedition. PANGAEA.
Citazione stile Chigago Style (17a edizione)Weber, Max Carl Wilhelm. (Page 121) Observation of Manganese Deposits During the Dutch Siboga Expedition. PANGAEA, 1902.
Citatione MLA (9a ed.)Weber, Max Carl Wilhelm. (Page 121) Observation of Manganese Deposits During the Dutch Siboga Expedition. PANGAEA, 1902.
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