Judul asli :"Prestressed concrete"
Judul asli :"Great Scientific Experiments Twenty Experiments..."
No Inv.: 76799-76808/S/01/10c
No Inv.: 76665/S/01/1c
No Inv.: 76666/S/01/1c
Judul asli :"State of the world 1989"
No Inv.: 76633/01/1c
No Inv.: 80184/S/02/1c
No Inv.: 81900-81908/P/02/9c
No Inv.: 87467-87468/P/Perp/04/2c