Buchsbaum, Ralph Morris <br/><br/>
Basic ecology 
by Ralph Buchsbaum and Mildred Buchsbaum. 
 - Pittsburgh  Boxwood Press  [1957] 
 - 192 p.  illus.  23 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>57028684 /L 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>LC Class. No.: </label>QH541  / .B79 
<br/><br/><label>Dewey Class. No.: </label>575.3  574.5*