1. Accenture (2008): “Cotton made in Africa: turning corporate social responsibility into a business case for high performance”.
2. Allianz Group (2011): Sustainable Development Summary Report 2010/11.
3. BASF (2011): Identification and Management of Sustainability Issues.
4. BASF (2010): “BASF – A sustainable investment”, September 2010.
5. Bayer (2011): Sustainable Development Report 2010.