Lua APA (7ú heag.)
ebrary, Inc, & Harrison, R. M. (2006). An introduction to pollution science. RSC Pub..
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Roy M. Harrison. An Introduction to Pollution Science. Cambridge: RSC Pub., 2006.
Lua MLA (9ú heag.)
ebrary, Inc, agus Roy M. Harrison. An Introduction to Pollution Science. RSC Pub., 2006.
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