No Inv.: 5342-5346/P/Perp/94/5c
No Inv.: 81262/P/02/1c/90586/P/Perp/1
No Inv.: 330/AF/Perp/90/3c~171/AF/Perp/90/3c~234/AF/Perp/90/3c~350/AF/Perp/91/1c
Judul asli : "Economics"
No Inv.: 028/AF/Perp/92/1c
No Inv.: 540/AF/Perp/91/1c
No Inv.: 225,128298/AF/Perp/94/2c
No Inv.: 3136-3140/P/Perp/95/5c
No Inv.: 4977-4986/P/Perp/10c
Judul asli: "Microeconomic Theory : Basic Principles and Extensions"