TY  - BOOK
AU  - HUBBARD  (L Ron)
ED  - HUBBARD  (L Ron)
TI  - Organisation executive course :  HCO division.   
SN  - 0884045927
U1  - X:87.73.N91, NI.1 
PY  - 1991///
CY  - California
PB  - Bridge publications         
ER  -