Douglass, Raymond C. <br/><br/>
Pennsylvanian fusulinids from Southeastern Alaska / 
by Raymond C. Douglass. 
 -- Washington :   United States Government Printing Office,   1971 
 - 20 p., [7] h. de lam. -- 
 (Geological Survey Professional Paper  ; 706).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alaska<br/>Foraminíferos fósiles
<br/><br/><label>Universal Decimal Class. No.: </label>563.12(798)