Wheelar, K.E. Studies in agriculture geography / by K.E.Wheeler, A.M.Ladley and F.G.Leong. - - London : Blond Educational, 1970 171 p. : plates, ill.,maps
Includes bibliographical references
SBN 21951773 8 * Agricultural Lands Natural Resources and energy
* * Economics * Economics of land and energy * Ladley, A.M. *