Cita APA (7th ed.)

Lang, J. G. (1978). The magnetic field. Heyden & Son.

Cita Chicago (17th ed.)

Lang, Johannes G. The Magnetic Field. Londres: Heyden & Son, 1978.

Cita MLA (9th ed.)

Lang, Johannes G. The Magnetic Field. Heyden & Son, 1978.