Macalady, D. L. (1998). Perspectives in environmental chemistry. OUP.
Lua i Stíl Chicago (17ú heag.)Macalady, Donald L. Perspectives in Environmental Chemistry. New York: OUP, 1998.
Lua MLA (9ú heag.)Macalady, Donald L. Perspectives in Environmental Chemistry. OUP, 1998.
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