Cita APA

Bear, F. E. (1938). Theory and practice in the use of fertilizers (2. ed.). New York: John Wiley.

Citación estilo Chicago

Bear, Firman E. Theory and Practice in the Use of Fertilizers. 2. ed. New York: John Wiley, 1938.

Cita MLA

Bear, Firman E. Theory and Practice in the Use of Fertilizers. 2. ed. New York: John Wiley, 1938.