APA-Zitierstil (7. Ausg.)

Não informado. Techniques of Water Resources Investigations of the United States Geological Survey.

Chicago-Zitierstil (17. Ausg.)

Não informado. Techniques of Water Resources Investigations of the United States Geological Survey.

MLA-Zitierstil (8. Ausg.)

Não informado. Techniques of Water Resources Investigations of the United States Geological Survey.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.