(1991). Selected multilateral treaties in the field of the environment: ( Volume 2 ). UNEP.
Čikaški stil citiranjaSelected Multilateral Treaties in the Field of the Environment: ( Volume 2 ). Nairobi: UNEP, 1991.
MLA način citiranjaSelected Multilateral Treaties in the Field of the Environment: ( Volume 2 ). UNEP, 1991.
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