Irvine, Mark <br/><br/>
Commercially speaking : teacher's book 
Mark Irvine and Marion Cadman 
 - Oxford  Oxford University Press  1999 
 - 96 p. : ill. ; 28 cm 
<br/><br/><label>ISBN: </label>9780194572316 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Standard English usage
<br/><br/><label>Dewey Class. No.: </label>428.24 IRV