Ramachandran R Spatial diffusion of innovaiton in rural India A - Mysore University of Mysore` India 1975 - "xv, 138p. Bib p. 129-34,Appendix p. 120-28" cm. Standard No.: 83843 Source: Reports Subjects--Topical Terms: Engneering Dewey Class. No.: "X9(D2).2136.N6, L5"