Cita APA (7a ed.)

Underwood, E. (1962). Trace elements in human and animal nutrition (2nd edition.). Academic Press.

Cita Chicago Style (17a ed.)

Underwood, E.J. Trace Elements in Human and Animal Nutrition. 2nd edition. New York: Academic Press, 1962.

Cita MLA (8a ed.)

Underwood, E.J. Trace Elements in Human and Animal Nutrition. 2nd edition. Academic Press, 1962.

Precaución: Estas citas no son 100% exactas.