APA Citation

Professional paper / US Department of the Interior, US Geological Survey. Reston, Va: US Geological Survey.

ISBD Citation

Professional paper / US Department of the Interior, US Geological Survey . — Reston, Va : US Geological Survey. — Online-Ressource

MLA Citation

Professional Paper / US Department of the Interior, US Geological Survey.Reston, Va: US Geological Survey.

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