Dyfyniad APA

Bhatt, S. (2004). Environmental protection and sustainable development. A. P. H. Publishing.

Dyfyniad Arddull Chicago

Bhatt, S. Environmental Protection and Sustainable Development. New Delhi: A. P. H. Publishing, 2004.

Dyfyniad MLA

Bhatt, S. Environmental Protection and Sustainable Development. A. P. H. Publishing, 2004.

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