APA Style
Baumer, Christoph.. ().
The World in ferment problems areas for the United States .
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Chicago Style
Baumer, Christoph..
The World in ferment problems areas for the United States.
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,
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MLA Style
Baumer, Christoph..
The World in ferment problems areas for the United States.
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,
.
.
Turabian Style
Baumer, Christoph..
The World in ferment problems areas for the United States.
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,
.
.