338.10913
H343S
           Harwood, Richard R
               Small farm development understanding and improving farming systems in the humid tropics \ Richard R Harwood - Boulder : Westview Press, 1979.
               xiv, 160p. - IADS development-oriented literature series/ed by Steven A Breth .
                ISBN: 0-89158-669-5

105088
                Subjects: Farms, Small; Agriculture-Tropics.