Não informado. (1953). Contractors and engineers: Magazine of modern construction. Buttenheim-Dix Publishing.
Citação do estilo Chicago (17ª ed.)Não informado. Contractors and Engineers: Magazine of Modern Construction. New York: Buttenheim-Dix Publishing, 1953.
Citação MLA (8ª ed.)Não informado. Contractors and Engineers: Magazine of Modern Construction. Buttenheim-Dix Publishing, 1953.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.