The Wayback Machine - https://web.archive.org/web/20121220231510/http://books.google.com/books?id=geh261xgI8sC&printsec=frontcover&source=gbs_ge_summary_r&cad=0
books.google.comhttp://books.google.com/books/about/Status_and_Function_of_Languages_and_Lan.html?id=geh261xgI8sC&utm_source=gb-gplus-shareStatus and Function of Languages and Language Varieties