TY  - BOOK
AU  - Cebula,Richard J.
TI  - The determinants of human migration
SN  - 0669030961
U1  - 301.32/6/0973 
PY  - 1979///
CY  - Lexington, Mass.
PB  - Lexington Books
KW  - Migration, Internal
KW  - United States
KW  - Mathematical models
N1  - Includes bibliogr. references and index
ER  -