Salvar el planeta / 
colaboradores científicos Jeroni Lorente, José Julián Morente, Carlos López Civit 
 - 1. ed. 
 - Barcelona  :  Edibook, S,A.,  [1992] 
 - 46 p. :  col. ill. ;  27 cm. 
 - Comprender la naturaleza .
<br/><br/><label>ISBN: </label>8478101365 9788478101368 
<br/><br/><label>LCCN: </label>92243251  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy.<br/>Environmental education.<br/>Nature--Effect of human beings on.
<br/><br/><label>Dewey Class. No.: </label>363.7