1. Verbal hygiene;Cameron,1995
2. Language in danger: The loss of linguistic diversity and the threat to our future;Dalby,2003
3. Technical, emotional and ideological issues in reversing language shift: Examples from Southeast Alaska;Dauenhauer,1998
4. Universal human rights in theory and practice;Donnelly,1989
5. Lexical innovation and loss: The use and value of restricted Hungarian;Gal,1989