Cita APA (7a ed.)

Zanetti, E. (1932). The significance of nitrogen. The Chemical Found.

Cita Chicago Style (17a ed.)

Zanetti, Enrique. The Significance of Nitrogen. New York: The Chemical Found, 1932.

Cita MLA (9a ed.)

Zanetti, Enrique. The Significance of Nitrogen. The Chemical Found, 1932.