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.
Chicago-referens (17:e uppl.)Powell, J., A. Dalton, C. Brand, D. Ogilvie, och iConnect consortium. The Health Economic Case for Infrastructure to Promote Active Travel: A Critical Review. Alexandrine Press, 2010.
MLA-referens (9:e uppl.)Powell, J., et al. The Health Economic Case for Infrastructure to Promote Active Travel: A Critical Review. Alexandrine Press, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.