Authors: Darling, M. --- Jenkins, David --- Kelly, P. --- Burmolle, H. --- Linna, E. --- et al. Husselbach, H. --- Appleby, John Frederic --- Garfunkel, I. --- Husain, S. A. --- Moura, V. --- Hooper, O. --- Abrahamsen, M. A. --- Fowler, H. L. --- Chater, S. W. --- Gorst, P. G. --- Gorst, S. --- Johnston, J. --- Arlesvik, O. --- Krenz, R. --- Grondal, B. --- Gils, A. --- Haig, E. F. G. --- Aoki, K. --- Bautista, D. T. --- Solis, M. --- Crosby, A. R. --- Plunkett foundation for co-operative studies
Year: 1956 Publisher: Oxford : Basil Blackwell,