Green, J. S. (1933). Concrete engineering. C. Griffin and company, limited.
Cita Chicago (17th ed.)Green, John Singleton. Concrete Engineering. London,: C. Griffin and company, limited, 1933.
Cita MLA (8th ed.)Green, John Singleton. Concrete Engineering. C. Griffin and company, limited, 1933.
Atenció: Aquestes cites poden no estar 100% correctes.