Cement and Concrete Association. (1961). Housing estate roads. The Assocation.
Cita Chicago (17th ed.)Cement and Concrete Association. Housing Estate Roads. London: The Assocation, 1961.
Cita MLA (8th ed.)Cement and Concrete Association. Housing Estate Roads. The Assocation, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.