"by Helen Nicoll and Jan Pie?kowski" <br/><br/>
Mog's box 

 -  ,Harmondsworth ; Puffin Books, 1975.  1975 
 - 29 
<br/><br/><label>ISBN: </label>0140507965 
<br/><br/><label>Dewey Class. No.: </label>F823  / 713