(2002). Ecology and environment in India. Library of Congress Office ; Library of Congress Photoduplication Service.
Čikaški stil citiranja (17. izdanje)Ecology and Environment in India. New Delhi : Washington, D.C.: Library of Congress Office ; Library of Congress Photoduplication Service, 2002.
MLA način citiranja (8. izdanje)Ecology and Environment in India. Library of Congress Office ; Library of Congress Photoduplication Service, 2002.
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