TY - BOOK AU - Yaowalak Yim-On. ED - Bangkok University. TI - Sociolinguistics SN - 9742191204 AV - P40.4 .T5 Y368S 2008 PY - 2008/// CY - Pathum Thani PB - Bangkok Univ. Press KW - SOCIOLINGUISTICS N1 - Includes bibliographical references ER -