Tappan, Helen <br/><br/>
Paleobiology of plant protists 

 - Sanfranscisco  W.H. Freeman and company  1980 
 - xxi,1028 p.  23cm.  HB 
<br/><br/><label>ISBN: </label>0716711095 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Micropaleontology
<br/><br/><label>Dewey Class. No.: </label>560  / TAP