Johnson, J. Harlan <br/><br/>
Fossil and recent calcareous algae from Guam / 
by J. Harlan Johnson. 
 -- Washington :   United States Government Printing Office,   1964 
 - 40 p., [15] h. de lam. -- 
 (Geological Survey Professional Paper  ;  403-G).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algas fósiles<br/>Guam ( Islas Marianas )
<br/><br/><label>Universal Decimal Class. No.: </label>561.271(967.2)