Spellman, F. R. (2021). The science of environmental pollution (Fourth edition.). CRC Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Spellman, Frank R. The Science of Environmental Pollution. Fourth edition. Boca Raton: CRC Press, 2021.
Παραπομπή σε μορφή MLA (9th εκδ.)Spellman, Frank R. The Science of Environmental Pollution. Fourth edition. CRC Press, 2021.