Cita APA

Geissbuhler, H. (1979). World food production enviornment-pesticides. Pergamum Press.

Citación estilo Chicago

Geissbuhler, H. World Food Production Enviornment-pesticides. New York: Pergamum Press, 1979.

Cita MLA

Geissbuhler, H. World Food Production Enviornment-pesticides. Pergamum Press, 1979.