Laptev, Ivan Dmitrievich. <br/><br/>
The planet of reason :   a sociological study of man-nature relationship /  
I. Laptev ; [translated from the Russian by Jane Sayer]. 
 - Moscow :   Progress Publishers,  1977. 
 - 220 p. ;  21 cm. 
<br/><br/> Translation of Planeta razuma. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology<br/>Nature<br/>Pollution--Effect of human beings on
<br/><br/><label>LC Class. No.: </label>GF50 
<br/><br/><label>Dewey Class. No.: </label>301.31