SURESH GOURI. (2007). ENVIRONMENTAL STUDIES AND ETHICS. I K INTERNATIONAL PVT LTD.
Chicago-čujuhus (17. p.)SURESH GOURI. ENVIRONMENTAL STUDIES AND ETHICS. NEW DELHI: I K INTERNATIONAL PVT LTD, 2007.
MLA-čujuhus (9. p.)SURESH GOURI. ENVIRONMENTAL STUDIES AND ETHICS. I K INTERNATIONAL PVT LTD, 2007.
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