Theodorou, Rod <br/><br/>
I wonder why triceratops had horns and other questions about dinosaurs / 
Rod Theodorou 
 - New York  KIngfisher  2011 
 - 32 p.  col. ill.  28 cm. 
 - I wonder why .
<br/><br/><label>ISBN: </label>9780753431245 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Triceratops--Juvenile Literature--Dinosaurs