International Lake Environment Committee & United Nations Environment Programme. (1989). Survey of the state of world lakes: FP/5201-87-02 [2736] / Rev.2. International Lake Environment Committee.
Cita Chicago Style (17a ed.)International Lake Environment Committee y United Nations Environment Programme. Survey of the State of World Lakes: FP/5201-87-02 [2736] / Rev.2. [Japon]: International Lake Environment Committee, 1989.
Cita MLA (9a ed.)International Lake Environment Committee y United Nations Environment Programme. Survey of the State of World Lakes: FP/5201-87-02 [2736] / Rev.2. International Lake Environment Committee, 1989.
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