00346    a2200121   4500020001800000050002200018100002600040245005400066264004700120300002400167500001900191650001400210  a9781107036482  aP 53.855 KER 2015  aKern, Richardeauthor  aLanguage, literacy and technology /cRichard Kern  aLondon:bCambridge University Press,c2015  axi, 291p. :bill. ;  aIncludes index  aLanguage