Smith, P. G., Morrow, R. H., & Ross, D. A. (2015). Field Trials of Health Interventions: A Toolbox. Oxford University Press.
Chicago-čujuhus (17. p.)Smith, Peter G., Richard H. Morrow, juo David A. Ross. Field Trials of Health Interventions: A Toolbox. Oxford, United Kingdom: Oxford University Press, 2015.
MLA-čujuhus (9. p.)Smith, Peter G., et al. Field Trials of Health Interventions: A Toolbox. Oxford University Press, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.