Margalef, Ramón <br/><br/>
Perspectives in ecological theory. 

 - Chicago, IL :  University Press,  1970. 
 - Chicago series in biology ;  1 .
<br/><br/>Bibliografía: p. 103-106. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Texto