Kauffman, Erle Galen <br/><br/>
Concepts and methods of biostratigraphy 

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 - Stroudsburg  Dowden  Hutchinson, 1977 
 - xiii,658p.   
<br/><br/>  Bibliog. P. 565-638 
<br/><br/><label>ISBN: </label>
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>biostratigraphy  Stratigraphy 
<br/><br/><label>Dewey Class. No.: </label>551.7