IGNOU Problem Solving Techniques Pc Software Applcation Skils E - R - New Delhi Indira gandhi national open university 2010 - 54P Pb - Indira gandhi national open university . ISBN: 8176055360 Subjects--Topical Terms: Problem Solving Techniques --India LC Class. No.: 005.011 Dewey Class. No.: 005.011 IGN P