Judul asli :"Prestressed concrete"
No Inv.: 138929/P/Perp/14/1c
Bibliografi : hlm. 85
No Inv.: 115846/p/perp/2009/1c
No Inv.: 129599/S/Perp/11/1c
No Inv.: 131370,131371/SM/Perp/12/2c
Bibliografi : hlm. 154
No Inv.: 5045-5047/Perp/86/3c~1617/S/Perp/87/1c~8074-8078/P/Perp/92/5c~2887/P/Perp/92/1c
Bibliografi : hlm. 779 - 790