TY - BOOK AU - Wardhaugh,Ronald TI - An introduction to sociolinguistics SN - 0631142711 (hard) : AV - P40 .W27 1986 U1 - 401.9WAR 19 PY - 1986/// CY - New York PB - Blackwell KW - Sociolinguistics KW - Languages N1 - Includes index; Bibliography: p. [365]-379 ER -