A Keesing`s reference publication
Judul asli : "Strategic Marketing for Nonprofit Organizations"
No Inv.: 4189-4191/Pb/Perp/86/3c~1804-1807/BD/Perp/87/4c
No Inv.: 115321/PH/Perp/08/1c
No Inv.: 19278-19279/P/Perp/2c
Judul asli :"Signals and system"
No Inv.: 1532/S/Perp/96/1c
No Inv.: 106603/P/Perp/06/1c
No Inv.: 80396/S/96/1c