Boyden, Stephen. <br/><br/>
An integrative ecological approach to the study of human settlements / 
Stephen Boyden. 
 - Paris :  Unesco,  1979. 
 - 87 p. :  ill. ;  27 cm. 
 - MAB technical notes ;  12 .
 - MAB technical notes ;  12. .
<br/><br/> Prepared in co-operation with UNEP 
<br/><br/>Bibliography : p. 85-87. 
<br/><br/><label>ISBN: </label>923101689X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology.<br/>Cities and towns.<br/>City planning.<br/>Human ecology--Hong Kong.