TY  - BOOK
AU  - Zelinsky Wilbur
TI  - Prologue to population geography
T2  - Prentice Hall Foundaitons of Economic Geography Series
U1  - U45, K6;1/TD3 
PY  - 1966///
CY  - New Jersey 
PB  - Prentice Hall USA       
KW  - Rural Geography
N1  - Appendix: p 137-141
ER  -