TY  - BOOK
AU  - McKenzie Roderick D
TI  - On human ecology.Ed by Amos H Hawley
T2  - Heritage of sociology series.Ed by MOrris Janowitz
U1  - Y:(G:5), K8 
PY  - 1968///
CY  - Chicago
PB  - University of Chicago        
KW  - Sociometry
N1  - Bibiliography P 306-08
ER  -