Hettler, Jorg <br/><br/>
Environmental problems of petroleum production in the Amazon Lowland of Ecuador / 
by Jorg Hettler, Bernd Lehmann, Luis LeMarie ; in collaboration with Michael Cuno and Udo Weismann. 
 - Berlin :  Selbstverlag Fachbereich Geowissenschaften,  1996 
 - 71, [36] p. :  ill., maps ;  29 cm. 
<br/><br/><label>ISBN: </label>3895820237 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum mining --Environmental aspects.