TY  - BOOK
AU  - Hawley,Amos H.
TI  - Human Ecology:  a theory of community structure 
U1  - 304.2 
PY  - 1950///
CY  - New York
PB  - The Ronald Press
KW  - Ecology - Human Ecology
KW  - Factors Affecting Social Behaviour
N1  - Includes indexes and references
ER  -