SWARUP R. (1992). ENVIRONMENTAL PROBLEMS AND GLOBAL IMPERATIVES. MITTAL PUBLICATIONS.
Chicago Style (17. basım) AtıfSWARUP R. ENVIRONMENTAL PROBLEMS AND GLOBAL IMPERATIVES. NEW DELHI: MITTAL PUBLICATIONS, 1992.
MLA (9th ed.) AtıfSWARUP R. ENVIRONMENTAL PROBLEMS AND GLOBAL IMPERATIVES. MITTAL PUBLICATIONS, 1992.
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