Hänvisningar gällande denna post
APA-referensUnited Nations Environment Programme. (1977). The environment programme (levels one, two and three): Report of the Executive Director. UNEP.
Chicago-stil citatUnited Nations Environment Programme. The Environment Programme (levels One, Two and Three): Report of the Executive Director. Nairobi: UNEP, 1977.
MLA-referensUnited Nations Environment Programme. The Environment Programme (levels One, Two and Three): Report of the Executive Director. UNEP, 1977.
Harvard-stil citatUnited Nations Environment Programme. 1977. The environment programme (levels one, two and three): Report of the Executive Director. Nairobi: UNEP.
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