Odum, Eugene P. <br/><br/>
Fundamentals of ecology. 

 - 3rd ed. ; Saunders International student edition. 
 - Philadelphia :  Quezon City :  Saunders ;  JMC Press,  c1971 
 - 574 p. 
<br/><br/> &quot;Reprinted under authority of Presidential Decree no. 285&quot;. Originally published by Philadelphia, Saunders. 
<br/><br/><label>ISBN: </label>0721669417 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.