Hairston, Nelson G. <br/><br/>
Ecological experiments : purpose, design and execution / 
Nelson G. Hairston 
 - New York :  Cambride University Press,  c1990 
 - 370 p. :  illus 
<br/><br/><label>ISBN: </label>0521346924 0521345960 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Experiment.
<br/><br/><label>Dewey Class. No.: </label>574.5  / H152E