Leech Geoffrey Communicative grammar of English Leech Geoffrey; Svartvik Jan - 2nd - Delhi Pearson Education India 2007 ISBN: 8177588591 299 Standard No.: 97302 Source: 5121, 04/11/2008, Shakti Book House Textual Subjects--Topical Terms: GENERAL BOOKS Dewey Class. No.: P111:3, P7