Παραπομπή σε μορφή APA (7η εκδ.)

Ruttan, V. W. (1994). Agriculture, environment, and health: Sustainable development in the 21st century. University of Minnesota Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ruttan, Vernon W. Agriculture, Environment, and Health: Sustainable Development in the 21st Century. Minneapolis: University of Minnesota Press, 1994.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ruttan, Vernon W. Agriculture, Environment, and Health: Sustainable Development in the 21st Century. University of Minnesota Press, 1994.