Cita APA (7a ed.)

Guardini, R., Dupré, L., & Bromiley, G. W. (1994). Letters from Lake Como: Explorations in technology and the human race. T. & T. Clark.

Cita Chicago Style (17a ed.)

Guardini, Romano, Louis Dupré, y Geoffrey W. Bromiley. Letters from Lake Como: Explorations in Technology and the Human Race. Edinburgh: T. & T. Clark, 1994.

Cita MLA (9a ed.)

Guardini, Romano, et al. Letters from Lake Como: Explorations in Technology and the Human Race. T. & T. Clark, 1994.