Não informado. Urban and regional technology and development. U.S. Department of Commerce, National Technical Information Service.
Citação do estilo Chicago (17ª ed.)Não informado. Urban and Regional Technology and Development. Springfield, Va: U.S. Department of Commerce, National Technical Information Service.
Citação MLA (8ª ed.)Não informado. Urban and Regional Technology and Development. U.S. Department of Commerce, National Technical Information Service.
警告：這些引文格式不一定是100％准確.