TY - BOOK AU - Fishman,Joshua Aaron TI - Reversing language shift: theoretical and empirical foundations of assistance to threatened languages T2 - Multilingual matters SN - 9781853591211 U1 - 306.449 21E PY - 1991/// CY - Clevedon, Philadelphia PB - Multilingual Matters KW - Code switching (Linguistics) KW - Linguistic minorities KW - Language planning N1 - Index; Notes bibliogr ER -