Não informado. (1966). Highways and Public Works. IPC Building and Contract Journals.
Čikaški stil citiranja (17. izdanje)Não informado. Highways and Public Works. London: IPC Building and Contract Journals, 1966.
MLA način citiranja (8. izdanje)Não informado. Highways and Public Works. IPC Building and Contract Journals, 1966.
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