Foster, C. E., Brennan, G., Matthews, A., McAdam, C., Fitzsimons, C., & Mutrie, N. (2011). Recruiting participants to walking intervention studies: A systematic review. BioMed Central.
Chicago-stil citatFoster, Charlie E., Graham Brennan, Anne Matthews, Chloe McAdam, Claire Fitzsimons, och Nanette Mutrie. Recruiting Participants to Walking Intervention Studies: A Systematic Review. BioMed Central, 2011.
MLA-referensFoster, Charlie E., et al. Recruiting Participants to Walking Intervention Studies: A Systematic Review. BioMed Central, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.