Não informado. Highways Design and Construction. IPC Building and Contract Journals.
Citação do estilo Chicago (17ª ed.)Não informado. Highways Design and Construction. London: IPC Building and Contract Journals.
Citação MLA (8ª ed.)Não informado. Highways Design and Construction. IPC Building and Contract Journals.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.