Murphy, Raymond. <br/><br/>
Essential grammar in use :  a self-study reference and practice book for elementary students of English / 
Raymond Murphy. 
 - 3rd ed. 
 - Cambridge :  Cambridge University Press,  2007. 
 - 275 p. :  col. ill., col. maps ;  27 cm. 
<br/><br/> Includes index.  Multimedia item accompanied by audio CD. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Nat. Bib. No.: </label>GBA696291  bnb 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar.<br/>English language--Grammar--Problems, exercises, etc.<br/>English language--Textbooks for foreign speakers.