1. The economicsof information technology
:VARIAN, Hal R. - FARRELL, Joseph - SHAPIRO, Carl. The economicsof information technology : an introduction. Cambridge : Cambridge University Press, 2004. x, 102 s. The Raffaele Mattioli lecture series. ISBN 0-521-60521-0. [Copy count : 1, currently available 1, at library only 0]