Romer, Alfred Sherwood. <br/><br/>
vertebrate paleontology /  
by Alfred Sherwwood Romer. 
 - Third Edn. /  
 - Chicago :   The University Of Chicago Press ,   1985 
 - viii,468p :  
<br/><br/><label>ISBN: </label>0-226-72488-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth Science
<br/><br/><label>Dewey Class. No.: </label>H6:K9)  / K6