U.S. Bureau of Reclamation. (1963). Concrete manual; a manual for the control of concrete construction (7th ed.). s.n.
Cita Chicago (17th ed.)U.S. Bureau of Reclamation. Concrete Manual; a Manual for the Control of Concrete Construction. 7th ed. Denver: s.n, 1963.
Cita MLA (9th ed.)U.S. Bureau of Reclamation. Concrete Manual; a Manual for the Control of Concrete Construction. 7th ed. s.n, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.