257348 Kotzen, B., & English, C. (2009). Environmental noise barriers: A guide to their acoustic and visual design. London, UK : Spon.
Citazione stile Chigago Style (17a edizione)257348 Kotzen, Benz, e Colin English. Environmental Noise Barriers: A Guide to Their Acoustic and Visual Design. London, UK : Spon, 2009.
Citatione MLA (9a ed.)257348 Kotzen, Benz, e Colin English. Environmental Noise Barriers: A Guide to Their Acoustic and Visual Design. London, UK : Spon, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.