APA
United Nations Environment Programme Internaitonal Environmental Technology Centre, United Nations Environment Programme Internaitonal Environmental Technology Centre, . (1999). Technology needs for Lake management in Indonesia. Osaka: United Nations Environment Programme Internaitonal Environmental Technology Centre.
Chicago
United Nations Environment Programme Internaitonal Environmental Technology Centre, United Nations Environment Programme Internaitonal Environmental Technology Centre, . 1999. Technology needs for Lake management in Indonesia. Osaka: United Nations Environment Programme Internaitonal Environmental Technology Centre.
Harvard
United Nations Environment Programme Internaitonal Environmental Technology Centre, United Nations Environment Programme Internaitonal Environmental Technology Centre, . (1999). Technology needs for Lake management in Indonesia. Osaka: United Nations Environment Programme Internaitonal Environmental Technology Centre.
MLA
United Nations Environment Programme Internaitonal Environmental Technology Centre, United Nations Environment Programme Internaitonal Environmental Technology Centre, . Technology needs for Lake management in Indonesia. Osaka: United Nations Environment Programme Internaitonal Environmental Technology Centre. 1999.