Wackernagel, Mathis,  1962- <br/><br/>
Our Ecological Footprint :  reducing Human Impact on the Earth / 
Mathis Wackernagel, William E. Rees 
 - Gabriola Island  New Society Publishers,  c1996. 
 - xi, 160 p. :  il. ;  23 cm. 
 - The New Catalyst Bioregional Series ;  9) .
<br/><br/><label>ISBN: </label>1550922513 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Desarrollo económico---Aspectos ambientales.<br/>Desarrollo sostenible.<br/>Ecología humana
<br/><br/><label>LC Class. No.: </label>HC 79.E5  / W32