TY - BOOK AU - Langan, John AU - Johnson, Beth. TI - English essentials: what every college student needs to know about grammar, punctuation and usage SN - 9780077263782 AV - PE1112 .L36 2009 PY - 2009/// CY - Boston PB - McGraw-Hill Higher Education KW - English language KW - Grammar KW - Problems, exercises, etc KW - Punctuation KW - Usage N1 - Includes index ER -