Dix, H. M. (1981). Environmental Pollution: Atmosphere, Land, Water, and Noise. John Wiley & Sons Ltd.
Chicago Style (17th ed.) ZitazioaDix, H. M. Environmental Pollution: Atmosphere, Land, Water, and Noise. New Delhi, India: John Wiley & Sons Ltd, 1981.
MLA (9th ed.) ZitazioaDix, H. M. Environmental Pollution: Atmosphere, Land, Water, and Noise. John Wiley & Sons Ltd, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.