Cita APA (7th ed.)

Tesar, J. E. (1992). Food and water: Threats, shortages, and solutions. Facts on File.

Cita Chicago (17th ed.)

Tesar, Jenny E. Food and Water: Threats, Shortages, and Solutions. New York: Facts on File, 1992.

Cita MLA (9th ed.)

Tesar, Jenny E. Food and Water: Threats, Shortages, and Solutions. Facts on File, 1992.

Atenció: Aquestes cites poden no estar 100% correctes.