(2015). Economy-wide environmental protection expenditure accounts for Germany. Statistisches Bundesamt.
Čikaški stil citiranja (17. izdanje)Economy-wide Environmental Protection Expenditure Accounts for Germany. Wiesbaden: Statistisches Bundesamt, 2015.
MLA način citiranja (8. izdanje)Economy-wide Environmental Protection Expenditure Accounts for Germany. Statistisches Bundesamt, 2015.
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