Ecological heterogenity / 
Jurek Kolasa, Steward T. A. Pickett, editors 
 - New York :  Springer-Verlag,  1991 
 - 332 p. :  ill. ;  24 cm. 
 - Ecological studies  v.86 .
<br/><br/><label>ISBN: </label>0387974180 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological heterogenity