TY  - BOOK
AU  - Willis,K.G.
TI  - Problems in migration analysis
SN  - 034701044X
AV  - HD5707 .W53
U1  - 331.1/27 
PY  - 1974///
CY  - Farnborough, Lexington, Mass.
PB  - Saxon House, Lexington Books
KW  - Labor mobility
KW  - Local
KW  - Migration internal
N1  - Includes index; Bibliography: p. 219-237
ER  -