Shrivastava, A. (2004). Encyclopedia of environmental pollution agriculture and health hazards volume 3 environmental ethics. APH Pub Corp.
Chicago-viite (17. p.)Shrivastava, A. Encyclopedia of Environmental Pollution Agriculture and Health Hazards Volume 3 Environmental Ethics. New Delhi: APH Pub Corp, 2004.
MLA-viite (9. p.)Shrivastava, A. Encyclopedia of Environmental Pollution Agriculture and Health Hazards Volume 3 Environmental Ethics. APH Pub Corp, 2004.
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