Longman student grammar of spoken and written English. Per le Scuole superiori Conrad Susan  Biber Douglas  Leech Geoffrey   -  Pearson Longman, 2002

The Longman Student Grammar of Spoken and Written English is a pedagogical coursebook for advanced students at university or on teacher-training courses, and an invaluable reference grammar. It combines a comprehensive examination of grammatical structure with information about the how, when, and why of English as it is really used.