(1931). Die Bergbau-Industrie - 1931, 025.
Chicago Style (17th ed.) CitationDie Bergbau-Industrie - 1931, 025. 1931.
MLA (8th ed.) CitationDie Bergbau-Industrie - 1931, 025. 1931.
Warning: These citations may not always be 100% accurate.
(1931). Die Bergbau-Industrie - 1931, 025.
Chicago Style (17th ed.) CitationDie Bergbau-Industrie - 1931, 025. 1931.
MLA (8th ed.) CitationDie Bergbau-Industrie - 1931, 025. 1931.