Hoyle, B., & Hilling, D. (1984). Seaport systems and spatial change: Technology, industry and development strategies. John Wiley and Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHoyle, B.S, और D.;Hoyle Hilling. Seaport Systems and Spatial Change: Technology, Industry and Development Strategies. John Wiley and Sons, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHoyle, B.S, और D.;Hoyle Hilling. Seaport Systems and Spatial Change: Technology, Industry and Development Strategies. John Wiley and Sons, 1984.
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