Economics of intangible investment.
Webster Elizabeth 
Economics of intangible investment. Webster Elizabeth - Chelteham Edward Elgar 1999 - ix,118p cm.
47822
Textual
X65, N9
                        Economics of intangible investment. Webster Elizabeth - Chelteham Edward Elgar 1999 - ix,118p cm.
47822
Textual
X65, N9
