Portuguese an essential grammar

"Portuguese: An Essential Grammar is a practical reference guide to the most important aspects of modern European Portuguese. Key features of this new edition include: reflects the new orthographic agreement; additional examples including extracts of authentic texts to illustrate grammar in context; focus on European Portuguese with notes on the main distinctions between other variants such as Brazilian Portuguese interspersed throughout; cross-references to Basic Portuguese: A Grammar and Workbook for exercises to reinforce learning; an expanded section on verbs and pronouns; a new section on the elements of syntax"-- Publisher description.