Environmental quality: The +... annual report of the Council of Environmental Quality. U.S. Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Environmental Quality: The +... Annual Report of the Council of Environmental Quality. Washington, DC: U.S. Gov. Print. Off.
MLA-Zitierstil (9. Ausg.)Environmental Quality: The +... Annual Report of the Council of Environmental Quality. U.S. Gov. Print. Off.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.