State of the world :  a Worldwatch Institute report on progress toward a sustainable society / 
Lester R. Brown... [et al.]. 
 - Sydney, Australia :  Allen & Unwin,  c1990. 
 - xvi, 253 p.  :  ill. 
<br/><br/><label>ISSN: </label>0887-364X 
 = State of the world. 
<br/><br/><label>LCCN: </label>90074040 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic history--1971-<br/>Environmental policy--Periodicals.<br/>Population policy--Periodicals.<br/>Economic policy.