If you have information about this name, share it in the comments area below!
Books about Duttagupta:
Everyday Writing by Glau, Greg R., Duttagupta, Chitralekha De. (Longman,2011) [Paperback] (Dec 11, 0011)
Bedford Bibliography Basic Writing (10) by Glau, Gregory R - Duttagupta, Chitralekha [Paperback (2009)] by Glau (2009)
Your Everyday Writing Journal [Paperback]  (Author) Greg R. Glau, Chitralekha De Duttagupta (2012)