Colbert`s Evolution of the Vertebrates  Textual Documents 
Edwin H Cilbert Michael Morales & Eli C Minkoff 
 - Fifth Edn. 
 - New Delhi:  wiley india. 
 - 560pg:  25cm. 
<br/><br/><label>ISBN: </label>978-81-265-3318-3 
<br/><br/><label>Subjects--Index Terms: </label>Geology Deptt-Geology G-Geology 
<br/><br/><label>Dewey Class. No.: </label>596