Bibliografi disetiap akhir babNo Inv.: 138900-138901/P/Perp/14/2c
Bibliografi : hlm. 161
No Inv.: 117220-117222/P/Perp/09/3c~139655-139659/P/Perp/14/5c
No Inv.: 139744/P/Perp/14/1c
Judul asli : Prestressed concrete, third edition
Bibliografi : hlm. 308-313