World Health Organization, Regional Office for Europe, Becker, W., & Helsing, E. (1991). Food and health data: Their use in nutrition policy-making.
Chicago (17e ed.) BronvermeldingWorld Health Organization, Regional Office for Europe, W. Becker, en E. Helsing. Food and Health Data: Their Use in Nutrition Policy-making. 1991.
MLA (9e ed.) BronvermeldingWorld Health Organization, et al. Food and Health Data: Their Use in Nutrition Policy-making. 1991.
Let op: Deze citaties zijn niet altijd 100% accuraat.