World Health Organization. (1999). pesticide residues in food -1999: Joint FAO/WHO meeting on pesticides residues: Evaluations. World Health Organization.
Cita Chicago (17th ed.)World Health Organization. Pesticide Residues in Food -1999: Joint FAO/WHO Meeting on Pesticides Residues: Evaluations. Geneva: World Health Organization, 1999.
Cita MLA (8th ed.)World Health Organization. Pesticide Residues in Food -1999: Joint FAO/WHO Meeting on Pesticides Residues: Evaluations. World Health Organization, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.