Advances in ecological research. / 
ed. by J. B. Cragg. 
 - London. :  Academic Press,  1964. 
 - xi, 264 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Research.
<br/><br/><label>LC Class. No.: </label>QH541.2  / .A38