Theodorou, Rod <br/><br/>
I wonder why : triceratops had horns and other questions about dinosaurs 

 - Boston  Kingfisher  2002 
 - 32p. ; 22 cm. 
 - I wonder why .
<br/><br/><label>ISBN: </label>9780753456156 
<br/><br/><label>Subjects--Index Terms: </label>Children's questions and answers Dinosaurs Questions and answers 
<br/><br/><label>Dewey Class. No.: </label>567.9  / THE