The economics of knowledge sharing : a new institutional approach / ed. by Ernst Helmstädter.
    Cheltenham : Edward Elgar, cop. 2003. X, 195 s. ; 24 cm.
    (New Horizons in Institutional and Evolutionary Economics)
    (New Horizons in Institutional and Evolutionary Economics)
    ISBN 1-84376-423-7

   
T.14747        UKD: 005.94=111