Unitying concepts in ecology :  report of the plonary sessions of the first international congress of ecology the Haguo, the netherlands, september 8-14, 1974 Netharlands / 
edited by W. H. Van Dobben and R. H. LoweMcConnell 
 - The Hague, Netherlands :  Dr. W. Junk B. V. Publishors,  1975 
 - 302 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>906193 9022005240 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Eco system management
<br/><br/><label>Dewey Class. No.: </label>574.5082