Knura, M. (2014). Companies and environmental impact: Identification and visualization of key ecological indicators. Diplomica Verlag.
Lua i Stíl Chicago (17ú heag.)Knura, Martin. Companies and Environmental Impact: Identification and Visualization of Key Ecological Indicators. Hamburg: Diplomica Verlag, 2014.
Lua MLA (9ú heag.)Knura, Martin. Companies and Environmental Impact: Identification and Visualization of Key Ecological Indicators. Diplomica Verlag, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.