Theory and methodology in agricultural geography / B.W. Ilbery -- Classification of agricultural systems / J.W. Aitchison -- Diffusion of agricultural innovations / G. Clark -- Farming systems in the modern world / M.J. Troughton -- Government agricultural policies / I.R. Bowler -- Agrarian reform in Eastern Europe / A.H. Dawson -- Agriculture and urban development / C.R. Bryant -- Land ownership and the agricultural land market / P.J. Byrne -- Agricultural marketing and distribution / W. Smith -- The world food problem / D.B. Grigg