Gower, Roger. <br/><br/>
Grammar in practice 6 :  40 units of self-study grammar exercises : with tests / 
Roger Gower. 
 - Cambridge :  Cambridge University Press,  2006. 
 - 79 p. :  ill. ;  21 cm. 
<br/><br/> On cover: Upper-intermediate. 
<br/><br/><label>ISBN: </label>9780521618298 (pbk.) :  No price 0521618290 (pbk.) :  No price 
<br/><br/><label>Nat. Bib. No.: </label>GBA604162  bnb 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers.<br/>English language--Grammar--Problems, exercises, etc.<br/>English language--Grammar.
<br/><br/><label>Dewey Class. No.: </label>428.24