TY  - BOOK
AU  - Verhaar C. H. A. Ed.
AU  -  Jansma L. G. Ed.
TI  - On the mysteries of unemployment :  Causes, consequ   
T2  - Studies in Operational Regional Science, 10
U1  - X:9914, N2 
PY  - 1992///
CY  - Dordrecht
PB  - Kluwer Academic         
KW  - Unemployment
ER  -