Geochemical exploration :  proceedings, 3rd International Geochemical Exploration Symposium, Toronto, April 16-18, 1970 / 
Technical editor : R. W. Boyle, production editor : J. I. McGerrigle 
 - Toronto :  Canadian Institute of Mining and Metallurgy,  1971 
 - 594 p. :  ill. ;  29 cm. 
 - Canadian Institute of Mining and Metallurgy ;  Special volume, 11 .
<br/><br/> Special volume 11 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geochemistry