Calidad ambiental. 

 - Monterrey, Nuevo Le�on, M�exico :  ITESM Monterrey :  Tecnol�ogico de Monterrey 
 - volumes :  illustrations (some color) ;  28 cm 
 - Bimonthly,  <nov.-dic. 2002-> 
 - Monthly,  enero 1994- 
<br/><br/><br/>Text in Spanish; table of contents also in English. 
<br/><br/><label>ISSN: </label>1405-1443 
<br/><br/><label>LCCN: </label>94655715  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy--Mexico--Periodicals.<br/>Ecology.<br/>Environmental policy.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mexico--Environmental conditions--Periodicals.<br/>Mexico.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Periodicals.
<br/><br/><label>LC Class. No.: </label>GE190.M6  / C35 
<br/><br/><label>Dewey Class. No.: </label>363.7/00972