Judul asli : "Basic Econometrics"
No Inv.: 9525-9529/P/Perp/92/5c
No Inv.: 4863-4870/P/Perp/92/8c~2809-2813/P/Perp/92/5c
No Inv.: 1931/P/Perp/92/1c
Judul asli : "Burger`s Medicinal Chemistry"
No Inv.: 66-67/S/Perp/92/2c
No Inv.: 77713-77715/01/3c
No Inv.: 116428-116430/P/Perp/09/3c
No Inv.: 120999/S/Perp/09/1c