Cita APA (7a ed.)

International Epidemiological Association, issuing body, Wellcome Trust (London, England), issuing body, Smith, P. G., Morrow, R. H., & Ross, D. A. (2015). Field trials of health interventions: A toolbox (Third edition.). Oxford University Press.

Cita Chicago Style (17a ed.)

International Epidemiological Association, issuing body, England) Wellcome Trust (London, Peter G. Smith, R. H. Morrow, y David A. Ross. Field Trials of Health Interventions: A Toolbox. Third edition. Oxford: Oxford University Press, 2015.

Cita MLA (9a ed.)

International Epidemiological Association, issuing body, et al. Field Trials of Health Interventions: A Toolbox. Third edition. Oxford University Press, 2015.