TY  - BOOK
AU  - Hawley,Amos Henry
TI  - Human ecology: a theoretical essay 
T2  - A Chicago original paperback
SN  - 0226319830 
AV  - GF21 .H38 1986
U1  - 304.2 19
PY  - 1986///
CY  - Chicago
PB  - University of Chicago Press
KW  - Human ecology
N1  - Includes index; Bibliography: p. 141-160
ER  -