No Inv.: 110281,110282/S/Perp/07/1c
No Inv.: 141/AF/Perp/89/1c~145/BD/Perp/86/1c
Judul asli : "Personnel : the Human Problems of Management"
Judul asli : "A Guide to Job Analysis"
No Inv.: 133292/S/Perp/12/1c
No Inv.: 358/82/1c~357/S/Perp/82/1c
No Inv.: 5468-5472/P/Perp/97/5c
Judul asli : The 5 elements of effective thinking
No Inv.: 9936-9940/P/Perp/92/5c~855/S/Perp/90/1c~1035-1044/P/Perp/99/10c~78279/S/01/1c~79047-79049/01/3c