Não informado. (2004). Journal of Materials, Concrete Structures and Pavements. Japan Society of Civil Engineers.
Citação do estilo Chicago (17ª ed.)Não informado. Journal of Materials, Concrete Structures and Pavements. Tokyo: Japan Society of Civil Engineers, 2004.
Citação MLA (8ª ed.)Não informado. Journal of Materials, Concrete Structures and Pavements. Japan Society of Civil Engineers, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.