Chemical Engineering
Practical Methods for Water and Air Pollution Monitoring
₹ 156.00 ₹ 195.00
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Environment and Ecology : (As per the new Syllabus, B.Tech. 1 year of U.P. Technical University)
₹ 88.00 ₹ 110.00
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₹ 156.00 ₹ 195.00
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₹ 88.00 ₹ 110.00
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