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Gimhana Wasanthaya(Nisadas Kawya Sangrahaya)
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LK85QRXV3M
Paribhashika Wachana Malawa Jaladara Kalamanakaranaya(Technical Glossary In Watershed Managment)
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LKGM4VZEJ3Parisarika Aitheen: Nyaya Saha Kriyapiliwetha(Environmental Rights:Theory and Practice)
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LKTRCHDKRP
Parisarika Neethi, Regulasi Ha Sammutheen(Environmental Laws, Regulations and Conventions)
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LK3REHPMV9
Peradeniya Vishwavidyalaya (University of Peradeniya)
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LKEC8J9VME