Dinosaur bones 
Aliki 
 - New York  HarperCollins  1988 
 - 32 p. 
 - Let's-read-and-find-out science. Stage 2 .
 - Let's-read-and-find-out science. Stage 2 .
<br/><br/><label>ISBN: </label>0329020560 0758711085 9780064450775