Nuttall, C.E. & Coe, Norman <br/><br/>
Answers to negative questions Unit 30 

 - Longman Group Limitrd, London  1975 
 - Vi, 69 pp 
<br/><br/><label>ISBN: </label>0 582 53925 0 
<br/><br/><label>Dewey Class. No.: </label>428.24 Nut/Coe