Transport Problems: An International Scientific Journal. Silesian University of Technology, Faculty of Transport.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTransport Problems: An International Scientific Journal. Silesian University of Technology, Faculty of Transport.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTransport Problems: An International Scientific Journal. Silesian University of Technology, Faculty of Transport.
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