i had done this pro on methods of costing ....it may help u!!!!!
Please check : http://www.google.com/cse?cx=partner-pub-5725286117170576:e5hvzm-cg7o&ie=ISO-8859-1&q=costing+and+methods+of+costing&sa=Search
i need a proj on wto and india. plz provide me the ppt n hardcopy as soon as possible as i hv submit it on 8th of september plz plz plz i wil b thnkful to u......waiting