Acknowledgements

My journey of writing started with a personal pain that has now manifested itself in the form of this book. For this, I wish to express thanks to my friend Madhumita in the words of Rabindranath Tagore, ‘your hurt is the touch of you and a gift to my life'. I am also indebted to Professor C. T. Bhunia for inspiring me to write this book. When he left our institute on 3 November 2008, it was the saddest day of my life. He was always engaged in creative work despite his busy schedule and he is my guru in the field of technical education. This work is a small token of respect for the great man.

 

I want to express my gratitude to the Director of Haldia Institute of Technology, Professor M. M. Bag, and my colleagues especially Subhankar ...

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