World Health Organization. Regional Office for Europe & ebrary, Inc. (2010). Health and the environment in Europe: Progress assesment. WHO Regional Office for Europe.
Chicago-Zitierstil (17. Ausg.)World Health Organization. Regional Office for Europe und Inc ebrary. Health and the Environment in Europe: Progress Assesment. Copenhagen: WHO Regional Office for Europe, 2010.
MLA-Zitierstil (9. Ausg.)World Health Organization. Regional Office for Europe und Inc ebrary. Health and the Environment in Europe: Progress Assesment. WHO Regional Office for Europe, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.