UNITED NATION. (2002). GLOBAL ENVIRONMENT OUTLOOK 3-CD. EARTHSCAN.
Chicago Style (17th ed.) CitationUNITED NATION. GLOBAL ENVIRONMENT OUTLOOK 3-CD. LONDON: EARTHSCAN, 2002.
MLA (9th ed.) CitationUNITED NATION. GLOBAL ENVIRONMENT OUTLOOK 3-CD. EARTHSCAN, 2002.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.