Cowan, H. J. (1982). Design of reinforced concrete structures. Prentice-Hall.
Cita Chicago (17th ed.)Cowan, Henry J. Design of Reinforced Concrete Structures. Englewood Cliffs, N.J: Prentice-Hall, 1982.
Cita MLA (9th ed.)Cowan, Henry J. Design of Reinforced Concrete Structures. Prentice-Hall, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.