Cita APA

Bear, F. E. n. 1. (1955). Chemistry of the soil. New York, New York: Reinhold.

Citación estilo Chicago

Bear, Firman Edward n. 1884. Chemistry of the Soil. New York, New York: Reinhold, 1955.

Cita MLA

Bear, Firman Edward n. 1884. Chemistry of the Soil. New York, New York: Reinhold, 1955.