You can do management case study on epics like Mahabharata , Bhagwat geeta or Ramayan. There are lot of material about these epics on google. I am posting you few related to management and mba.
Read about geeta and management
M.P.Bhattathiri Bhagwat geeta Mba skills
Comparative analysis of performance of Hindustan Zinc before and after privatization
Management Control System
Control System Of Good Lass Nerolac Paints Ltd.
Financial Accounting System & Its Analysis about any company of your choice
Fundamentals Of Natural Gas
Mutual Fund Analysis
Projection Of Prices Of Mentha Oil
Download Reports :
India’s ONGC : Balancing different roles , different goal(pdf file , .5 MB approx)
Read and Download more similar to above case studies at Baker Energy Forum