Tyagi, A. P. <br/><br/>
Introduction to palaeontology / 
by A. P. Tyagi 
 - 2nd ed. 
 - New Delhi :  S .Chand and Co ,  1976 . 
 - 151 p.  Paper Back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleontology<br/>Trends in evolution<br/>Fossils
<br/><br/><label>Dewey Class. No.: </label>560  / TYA-I