Tesar, J. E. (1992). Food and water: Threats, shortages, and solutions. Facts on File.
Chicago (17e ed.) BronvermeldingTesar, Jenny E. Food and Water: Threats, Shortages, and Solutions. New York: Facts on File, 1992.
MLA (9e ed.) BronvermeldingTesar, Jenny E. Food and Water: Threats, Shortages, and Solutions. Facts on File, 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.