Barrell,Ray, & Pain,Nigel. (1999). Innovation,investment and diffusion of technology in Europe. Camebridge University Press.
Chicago Stili AlıntıBarrell,Ray, ve Pain,Nigel. Innovation,investment and Diffusion of Technology in Europe. New York: Camebridge University Press, 1999.
MLA AlıntıBarrell,Ray, ve Pain,Nigel. Innovation,investment and Diffusion of Technology in Europe. Camebridge University Press, 1999.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..