(1974). The Layout of Roades in Entrol Areas: Metric suppliment. HMSO.
Čikaški stil citiranjaThe Layout of Roades in Entrol Areas: Metric Suppliment. London: HMSO, 1974.
MLA način citiranjaThe Layout of Roades in Entrol Areas: Metric Suppliment. HMSO, 1974.
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