Cita APA

Bradstreet, R. B. (1965). The Kjeldahl method for organic nitrogen. Academic Press.

Citación estilo Chicago

Bradstreet, R. B. The Kjeldahl Method for Organic Nitrogen. New York: Academic Press, 1965.

Cita MLA

Bradstreet, R. B. The Kjeldahl Method for Organic Nitrogen. New York: Academic Press, 1965.

Precaución: Estas citas no son 100% exactas.