TY  - BOOK
TI  -  Selected characteristies of occupations (physical demands, working c onditions training time) : :  a supplement to the dictionary of occupat ional titles / 
U1  -  REF 413 SEL 
PY  - 1966///
CY  -  Madison : 
PB  -  School for workers , 
KW  -  Encyclopedias and dictionaries
ER  -