記錄引文
APA引文
Lindgren Waldemar. (1907). Map of the mining districts of the Western States. U. S. Geological Survey.
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Chicago Style (17th ed.) Citation
Lindgren Waldemar. Map of the Mining Districts of the Western States. U. S. Geological Survey, 1907.
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MLA引文
Lindgren Waldemar. Map of the Mining Districts of the Western States. U. S. Geological Survey, 1907.
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警告：這些引文格式不一定是100％准確.