HYARD, A. (2014). Non-technological innovations for sustainable: Four transport case studies. Springer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHYARD, Alexandra. Non-technological Innovations for Sustainable: Four Transport Case Studies. Springer, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHYARD, Alexandra. Non-technological Innovations for Sustainable: Four Transport Case Studies. Springer, 2014.
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