In defence of the earth, the basic texts on environment :  Founex, Stockholm, Cocoyoc. 

 - Nairobi :  United Nations Environment Programme,  1981. 
 - viii, 119 p. ;  25 cm. 
 - UNEP executive series ;  1 .
<br/><br/>Development and environment: the Founex report, Founex, Switzerland, 4-12 June 1971 -- The Stockholm declaration, Stockholm, Sweden, 5-16 June 1972 -- The Cocoyoc declaration, Cocoyoc, Mexico, 8-12 October 1974. 
<br/><br/><label>ISBN: </label>9280710230 
<br/><br/><label>LCCN: </label>81980607 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United Nations--Environmental policy.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection--International cooperation.
<br/><br/><label>LC Class. No.: </label>HC79.E5  / I512 1981 
<br/><br/><label>Dewey Class. No.: </label>363.7/0526