Makkink, G.F. Heemst, H.D.J.V. Simulation of the water balance of arable land and pastures / G.F.Makkink , H.D.J.Van Heemst - New Delhi Oxford & IBH Publishing Co. 1974 - 79 p. Includes index. ISBN: 9022004171 Dewey Class. No.: 631.7 / MAK