No Inv.: 100874/P/Perp/05/1c
No Inv.: 100869/P/Perp/05/1c
No Inv.: 100828/P/Perp/05/1c
Judul asli : "Semiconductor Circuit Approximations : an Introduction to Transistor"
No Inv.: 101275/P/Perp/05/1c
No Inv.: 101277/P/Perp/05/1c
No Inv.: 101390-101392/P/Perp/05/3c
No Inv.: 101278/P/Perp/05/1c
Judul asli :"Principle Modern Chemistry"