Powell, J., Dalton, A., Brand, C., Ogilvie, D., & consortium, i. (2010). The health economic case for infrastructure to promote active travel: A critical review. Alexandrine Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPowell, J., A. Dalton, C. Brand, D. Ogilvie, और iConnect consortium. The Health Economic Case for Infrastructure to Promote Active Travel: A Critical Review. Alexandrine Press, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPowell, J., et al. The Health Economic Case for Infrastructure to Promote Active Travel: A Critical Review. Alexandrine Press, 2010.
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