McLean,James Douglas,ed. <br/><br/>
The manual of micropaleontological stratigraphy 

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 - Virginia -   McLean Paleontological laboratory  1963 
 - v.7    29cm   
 -   .
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label>--Estratigrafia--Paleontologia--Micropaleontologia--Geologia--Minas--Minerales--<br/>Geologia