पर्यावरणीय अध्ययन के मूलतत्व | Paryavarneeya adhyyan ke mooltatva /

By: Chandel, R. S
Contributor(s): Kar, Ratan [jt.] | Singh, Munendra [jt.]
Material type: TextTextPublisher: Lucknow Bharat book center 2015Description: 264p illISBN: 9788176782326Subject(s): Economics - Land | Economics - EnergyDDC classification: 333.7
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