United Nations Environment Programme. (2001). Bangladesh: State of the environment 2001. United Nations Environment Programme.
Chicago-viite (17. p.)United Nations Environment Programme. Bangladesh: State of the Environment 2001. Pathumthani, Thailand: United Nations Environment Programme, 2001.
MLA-viite (8. p.)United Nations Environment Programme. Bangladesh: State of the Environment 2001. United Nations Environment Programme, 2001.
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