Cita APA (7th ed.)
Winter,George. Design of concrete structures / Nilson, Arthur H: McGraw Hill.
Cita Chicago (17th ed.)
Winter,George. Design of Concrete Structures / Nilson, Arthur H: McGraw Hill.
Cita MLA (9th ed.)
Winter,George. Design of Concrete Structures / Nilson, Arthur H: McGraw Hill.
Atenció: Aquestes cites poden no estar 100% correctes.