APA Style
Helms, Svend. ().
Peace and world security studies A curriculum guide .
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Chicago Style
Helms, Svend.
Peace and world security studies A curriculum guide.
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MLA Style
Helms, Svend.
Peace and world security studies A curriculum guide.
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Turabian Style
Helms, Svend.
Peace and world security studies A curriculum guide.
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.