No Inv.: 3442/P/99/1c
No Inv.: 493/P/Perp/95/1c
Bibliografi : hlm. 299-327
No. Inv. : 150877/S/Perp/16/1c
Judul asli : coaching & reflecting
No Inv.: 819/S/Perp/98/1c
Bibliografi : hlm. 393-395
Judul asli: "Principles of economic : an asian edition-volume 1"