PRESTRESSED CONCRETE

http://books.google.co.in/books?id=O9nNYr-12G4C&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

http://books.google.co.in/books?id=EtMOAAAAQAAJ&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

http://books.google.co.in/books?id=1v94iw7USa0C&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

http://books.google.co.in/books?id=k2jJk4t4t9oC&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

http://books.google.co.in/books?id=oLov31yFR-AC&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false