Grubler, A. (1998). Technology and global change. Cambridge University Press.
Dyfyniad Arddull ChicagoGrubler, Arnulf. Technology and Global Change. Cambridge (England): Cambridge University Press, 1998.
Dyfyniad MLAGrubler, Arnulf. Technology and Global Change. Cambridge University Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.