Heywood, Peta. <br/><br/>
Thoughtworks :  thirty English exercises for junior secondary students / 
Peta Heywood, Sally Trotter, Douglas McClenaghan ; illustrated by Rob Heywood. 
 - Melbourne :  Cambridge University Press,  1989. 
 - vi, 54 p. :  ill. 
<br/><br/><label>ISBN: </label>0521376092 (paper) 
<br/><br/><label>LCCN: </label>90023188     
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Composition and exercises--Juvenile literature.