Dyfyniad APA

Mishra, S. (1996). Assessment of water pollution. APH publishing corporation.

Dyfyniad Arddull Chicago

Mishra, S.R. Assessment of Water Pollution. new Delhi: APH publishing corporation, 1996.

Dyfyniad MLA

Mishra, S.R. Assessment of Water Pollution. APH publishing corporation, 1996.

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