Tohutoro APA (7th ed.)
De,Barun kumar. (2007). Energy management: Audit and conservation. Vrinda Pub.
Tohutoru Kātū Chicago (17th ed.)
De,Barun kumar. Energy Management: Audit and Conservation. Delhi: Vrinda Pub, 2007.
Tohutoro MLA (9th ed.)
De,Barun kumar. Energy Management: Audit and Conservation. Vrinda Pub, 2007.
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