Collins cobuild primary learner’s dictionary / 
Osborn Anna 
 - 2nd ed. 
 - Glasgow :  HarperCollins,  2014 
 - various pagings :  ill. ;  20 cm. 
<br/><br/><label>ISBN: </label>9780007556540 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Dictionaries<br/>English language--Grammar