United Nations. Division for Sustainable Development, Expert Working Group on "Improving the Role of Government in the Promotion of Environmental Management Accounting", & Austria Bundesministerium fur Verkehr, Innovation und Technologie. (2002). Environmental management accounting policies and linkages. United Nations.
Παραπομπή σε μορφή Chicago (17η εκδ.)United Nations. Division for Sustainable Development, Expert Working Group on "Improving the Role of Government in the Promotion of Environmental Management Accounting", και Innovation und Technologie Austria Bundesministerium fur Verkehr. Environmental Management Accounting Policies and Linkages. New York: United Nations, 2002.
Παραπομπή σε μορφή MLA (9th εκδ.)United Nations. Division for Sustainable Development, et al. Environmental Management Accounting Policies and Linkages. United Nations, 2002.