ebrary, Inc, Davies, J. K., & Macdonald, G. (1998). Quality, evidence, and effectiveness in health promotion: Striving for certainties. Routledge.
Chicago-referens (17:e uppl.)ebrary, Inc, John K. Davies, och Gordon Macdonald. Quality, Evidence, and Effectiveness in Health Promotion: Striving for Certainties. London ; New York: Routledge, 1998.
MLA-referens (9:e uppl.)ebrary, Inc, et al. Quality, Evidence, and Effectiveness in Health Promotion: Striving for Certainties. Routledge, 1998.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.