Central Statistical Organization. (2003). Proceedings of the fourth national workshop on environment statistics 22-23rd April 2003. Central Statistical Organization.
Chicago-tyylinen lähdeviittausCentral Statistical Organization. Proceedings of the Fourth National Workshop on Environment Statistics 22-23rd April 2003. Shillong: Central Statistical Organization, 2003.
MLA-viiteCentral Statistical Organization. Proceedings of the Fourth National Workshop on Environment Statistics 22-23rd April 2003. Central Statistical Organization, 2003.
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