Geochemical landscapes of Alaska :  New map presentations and interpretations for 23 elements in surficial materials / 
By L.P. Gough ... [et al.]. 
 - Reston, VA :  U.S. Dept. of the Interior, U.S. Geological Survey,  2005. 
 - v, 36 p. :  col. ill., col. maps ;  28 cm. 
 - Professional paper ;U.S. Geological Survey  No. 1716 .
 - U.S. Geological Survey professional paper ;  No. 1716 .
<br/><br/>Includes bibliographical references (p. 34-36). 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Geochemistry--Alaska<br/>Soils--Composition--Alaska<br/>Soil chemistry--Alaska