Postuma, J.A. <br/><br/>
Manual of Planktonic foraminifera 
By J.A. Postuma 
 - Amsterdam  Elsevier Publishing Company Limited  1971 
 - vi, 420p.: 
<br/><br/><label>ISBN: </label>0444409092 
<br/><br/><label>LC Class. No.: </label>QE 772