Gupta, Shashi K. , Business research methods : - Ludhiana : Kalyani publishers , 2016. - 14.28p , ; 18 cm , ISBN: 9789327259438 Subjects--Corporate Names: Rangi , Praneet , Subjects--Topical Terms: Business research methods Selection and formulation of problemsResearch design Dewey Class. No.: 658.0072.GUP