Cita APA

Duckham, A. N. (1976). Food production and consumption: The efficiencycles. New York, New York: American Elsevier.

Citación estilo Chicago

Duckham, A. N. Food Production and Consumption: The Efficiencycles. New York, New York: American Elsevier, 1976.

Cita MLA

Duckham, A. N. Food Production and Consumption: The Efficiencycles. New York, New York: American Elsevier, 1976.