Daivadeenam (Pujari) & Somani (Laxmi Lal) Research Methodology in Extension Education 2 edition - Second - 2002 Agrotech Publishing Academy, Udaipur - 495 0 Paper Hard Binding ISBN: 978-81-8321-301-1 Subjects--Topical Terms: Research Methodology in Extension Education Dewey Class. No.: T9(Y31) Q13