No Inv.: 895-897/P/Perp/92/3c~8489-8493/P/Perp/92/5c
No Inv.: 131794/PH/Perp/12/1c
No Inv.: 3851-3860/P/Perp/96/10c
Judul asli : "Personnel : the Human Problems of Management"
Judul asli : "Elements of Modern Management"
Judul asli : "Getting Along Better with People"
No Inv.: 4159/P/Perp/95/1c
No Inv.: 290-292/P/Perp/92/3c~8499-8503/P/Perp/92/5c
Judul asli : "Seeds Greatnees"
Judul asli : "Learning to Lead"