World Health Organization, Regional Office for Europe, Becker, W., & Helsing, E. (1991). Food and health data: Their use in nutrition policy-making.
Chicago-referens (17:e uppl.)World Health Organization, Regional Office for Europe, W. Becker, och E. Helsing. Food and Health Data: Their Use in Nutrition Policy-making. 1991.
MLA-referens (9:e uppl.)World Health Organization, et al. Food and Health Data: Their Use in Nutrition Policy-making. 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.