Visvanathan, C. <br/><br/>
Principles of cleaner production 

<br/><br/> Mid-semester Examination: 6 October, 2000 (Prof. C. Visvanathan / Prof. S. Kumar)  Final Examination: 6 November, 2000 (Prof. C. Visvanathan / Prof. S. Kumar)  Mid-semester Examination: 11 October, 2001 (Prof. C. Visvanathan / Prof. S. Kumar)  Final Examination: 24 November, 2001 (Prof. C. Visvanathan / Prof. S. Kumar)  Mid-semester Examination: 14 October, 2002 (Prof. C. Visvanathan / Prof. S. Kumar)  Mid-semester Examination: 26 September, 2005 (Prof. C. Visvanathan)  Final Examination: 9 November, 2005 (Prof. C. Visvanathan)  Mid-semester Examination: 2 October, 2015 (Dr. Anju Singh)  Final Examination: 11 November, 2015 (Dr. Anju Singh)