TY - BOOK AU - Swan,Michael TI - Practical English usage SN - 019431197X AV - PE1106 .S94 1995 PY - 1995/// CY - Oxford, New York PB - Oxford University Press KW - English language KW - Grammar KW - Textbooks for foreign speakers KW - Usage N1 - Includes index; Previous ed.: 1980 ER -