Ruthenberg, H., & Jahnke, H. E. (1985). Innovation policy for small farmers in the tropics : the economics of technical innovations for agricultural development / by Hans Ruthenberg ; edited by Hans E. Jahnke: The economics of technical innovations for agricultural development. Clarendon.
Chicago Style (17th ed.) CitationRuthenberg, Hans, and Hans E. Jahnke. Innovation Policy for Small Farmers in the Tropics : The Economics of Technical Innovations for Agricultural Development / by Hans Ruthenberg ; Edited by Hans E. Jahnke: The Economics of Technical Innovations for Agricultural Development. Oxford: Clarendon, 1985.
MLA (9th ed.) CitationRuthenberg, Hans, and Hans E. Jahnke. Innovation Policy for Small Farmers in the Tropics : The Economics of Technical Innovations for Agricultural Development / by Hans Ruthenberg ; Edited by Hans E. Jahnke: The Economics of Technical Innovations for Agricultural Development. Clarendon, 1985.