Brooks, R. R. <br/><br/>
Geobotany and biogeochemistry in mineral exploration / 
by R. R. Brooks 
 - New York :  Harper & Row,  1972 
 - xii, 290 p. :  ill. ;  23 cm. 
 - Harper's geoscience series .
<br/><br/>Bibliography : p. 239-271 
<br/><br/><label>ISBN: </label>006040969X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogeochemical prospecting