TY  - BOOK
AU  - Thurley Keith
AU  -  Wirdenius Hans
TI  - Supervision :  A reappraisal   
T2  - Swedish Council for Personnel Administration, publication
U1  - X:87, L3 
PY  - 1973///
CY  - London
PB  - Heinemann UK         
KW  - Executive
ER  -