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Lua i Stíl Chicago (17ú heag.)Powell, J., A. Dalton, C. Brand, D. Ogilvie, agus iConnect consortium. The Health Economic Case for Infrastructure to Promote Active Travel: A Critical Review. Alexandrine Press, 2010.
Lua MLA (9ú heag.)Powell, J., et al. The Health Economic Case for Infrastructure to Promote Active Travel: A Critical Review. Alexandrine Press, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.