(2002). Concepts for national assessment of water availability and use: Report to congress. US Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Concepts for National Assessment of Water Availability and Use: Report to Congress. Reston, Va: US Gov. Print. Off, 2002.
MLA-Zitierstil (9. Ausg.)Concepts for National Assessment of Water Availability and Use: Report to Congress. US Gov. Print. Off, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.