Handbook of ecological indicators for assessment of ecosystem health / 
 Ecological indicators for assessment of ecosystem health 
edited by Sven E. Jorgensen, Robert Costanza, Fu-Liu Xu 
 - Boca Raton :  CRC,  2005 
 - 439 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>1566706653  RM620.72 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecosystem health<br/>Environmental indicators