The global 2000 report to the president of the U.S.  :  entering the 21st century / 
Gerald O. Barney, study director. 
 - special edition with the environment projections and the government's global model 
 - New York :  Pergamon Press,   c1980 
 - xvii, 360 p. 
 - Pergamon international library of science, technology, engineering, and social studies. Pergamon policy studies on policy, planning, and modeling .
<br/><br/> Vol.1 : The summary report .